Home / 4,060,621,960.39-5,605,494,426.12-2,557,457,428.78

Finding the Fourth Proportional to 4,060,621,960.39, 5,605,494,426.12 and 2,557,457,428.78

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Solution

The fourth proportional to 4,060,621,960.39, 5,605,494,426.12 and 2,557,457,428.78 is: 3,530,447,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060,621,960.39 : 5,605,494,426.12 = 2,557,457,428.78 : x
  2. Step 2: Convert to fraction form
    4,060,621,960.39/5,605,494,426.12 = 2,557,457,428.78/x
  3. Step 3: Cross multiply
    4,060,621,960.39x = 5,605,494,426.12 × 2,557,457,428.78
  4. Step 4: Simplify right side
    4,060,621,960.39x = 14,335,813,362,065,477,632
  5. Step 5: Solve for x
    x = 14,335,813,362,065,477,632/4,060,621,960.39
  6. Step 6: Final answer
    x = 3,530,447,675.73

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Double scale
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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.