Home / 1,119,745,200.30-1,679,617,800.45-1,074,395,568.30

Finding the Fourth Proportional to 1,119,745,200.30, 1,679,617,800.45 and 1,074,395,568.30

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Solution

The fourth proportional to 1,119,745,200.30, 1,679,617,800.45 and 1,074,395,568.30 is: 1,611,593,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,745,200.30 : 1,679,617,800.45 = 1,074,395,568.30 : x
  2. Step 2: Convert to fraction form
    1,119,745,200.30/1,679,617,800.45 = 1,074,395,568.30/x
  3. Step 3: Cross multiply
    1,119,745,200.30x = 1,679,617,800.45 × 1,074,395,568.30
  4. Step 4: Simplify right side
    1,119,745,200.30x = 1,804,573,921,241,273,600
  5. Step 5: Solve for x
    x = 1,804,573,921,241,273,600/1,119,745,200.30
  6. Step 6: Final answer
    x = 1,611,593,352.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.