Home / 514,103,229.92-709,482,799.32-288,044,163.32

Finding the Fourth Proportional to 514,103,229.92, 709,482,799.32 and 288,044,163.32

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Solution

The fourth proportional to 514,103,229.92, 709,482,799.32 and 288,044,163.32 is: 397,512,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,103,229.92 : 709,482,799.32 = 288,044,163.32 : x
  2. Step 2: Convert to fraction form
    514,103,229.92/709,482,799.32 = 288,044,163.32/x
  3. Step 3: Cross multiply
    514,103,229.92x = 709,482,799.32 × 288,044,163.32
  4. Step 4: Simplify right side
    514,103,229.92x = 204,362,379,320,060,864
  5. Step 5: Solve for x
    x = 204,362,379,320,060,864/514,103,229.92
  6. Step 6: Final answer
    x = 397,512,342.71

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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.