Home / 568,252,842.52-778,493,367.18-547,007,416.16

Finding the Fourth Proportional to 568,252,842.52, 778,493,367.18 and 547,007,416.16

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Solution

The fourth proportional to 568,252,842.52, 778,493,367.18 and 547,007,416.16 is: 749,387,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,252,842.52 : 778,493,367.18 = 547,007,416.16 : x
  2. Step 2: Convert to fraction form
    568,252,842.52/778,493,367.18 = 547,007,416.16/x
  3. Step 3: Cross multiply
    568,252,842.52x = 778,493,367.18 × 547,007,416.16
  4. Step 4: Simplify right side
    568,252,842.52x = 425,841,645,278,829,888
  5. Step 5: Solve for x
    x = 425,841,645,278,829,888/568,252,842.52
  6. Step 6: Final answer
    x = 749,387,620.11

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.