Home / 4,060,621,959.39-5,605,494,424.74-2,557,457,427.78

Finding the Fourth Proportional to 4,060,621,959.39, 5,605,494,424.74 and 2,557,457,427.78

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Solution

The fourth proportional to 4,060,621,959.39, 5,605,494,424.74 and 2,557,457,427.78 is: 3,530,447,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060,621,959.39 : 5,605,494,424.74 = 2,557,457,427.78 : x
  2. Step 2: Convert to fraction form
    4,060,621,959.39/5,605,494,424.74 = 2,557,457,427.78/x
  3. Step 3: Cross multiply
    4,060,621,959.39x = 5,605,494,424.74 × 2,557,457,427.78
  4. Step 4: Simplify right side
    4,060,621,959.39x = 14,335,813,352,930,691,072
  5. Step 5: Solve for x
    x = 14,335,813,352,930,691,072/4,060,621,959.39
  6. Step 6: Final answer
    x = 3,530,447,674.35

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Half scale
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Double scale
Find fourth proportional to 4,060,621,960.39, 5,605,494,426.12 and 2,557,457,428.78
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.