Home / 759,507,120.32-1,137,786,572.71-559,723,572.71

Finding the Fourth Proportional to 759,507,120.32, 1,137,786,572.71 and 559,723,572.71

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Solution

The fourth proportional to 759,507,120.32, 1,137,786,572.71 and 559,723,572.71 is: 838,499,006.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,507,120.32 : 1,137,786,572.71 = 559,723,572.71 : x
  2. Step 2: Convert to fraction form
    759,507,120.32/1,137,786,572.71 = 559,723,572.71/x
  3. Step 3: Cross multiply
    759,507,120.32x = 1,137,786,572.71 × 559,723,572.71
  4. Step 4: Simplify right side
    759,507,120.32x = 636,845,965,464,418,560
  5. Step 5: Solve for x
    x = 636,845,965,464,418,560/759,507,120.32
  6. Step 6: Final answer
    x = 838,499,006.04

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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.