Home / 762,500,411.70-1,143,750,617.55-530,048,118.30

Finding the Fourth Proportional to 762,500,411.70, 1,143,750,617.55 and 530,048,118.30

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Solution

The fourth proportional to 762,500,411.70, 1,143,750,617.55 and 530,048,118.30 is: 795,072,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,500,411.70 : 1,143,750,617.55 = 530,048,118.30 : x
  2. Step 2: Convert to fraction form
    762,500,411.70/1,143,750,617.55 = 530,048,118.30/x
  3. Step 3: Cross multiply
    762,500,411.70x = 1,143,750,617.55 × 530,048,118.30
  4. Step 4: Simplify right side
    762,500,411.70x = 606,242,862,636,840,448
  5. Step 5: Solve for x
    x = 606,242,862,636,840,448/762,500,411.70
  6. Step 6: Final answer
    x = 795,072,177.45

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Double scale
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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.