Home / 539,877,747.52-745,032,010.08-292,359,528.64

Finding the Fourth Proportional to 539,877,747.52, 745,032,010.08 and 292,359,528.64

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Solution

The fourth proportional to 539,877,747.52, 745,032,010.08 and 292,359,528.64 is: 403,456,538.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,877,747.52 : 745,032,010.08 = 292,359,528.64 : x
  2. Step 2: Convert to fraction form
    539,877,747.52/745,032,010.08 = 292,359,528.64/x
  3. Step 3: Cross multiply
    539,877,747.52x = 745,032,010.08 × 292,359,528.64
  4. Step 4: Simplify right side
    539,877,747.52x = 217,817,207,288,700,544
  5. Step 5: Solve for x
    x = 217,817,207,288,700,544/539,877,747.52
  6. Step 6: Final answer
    x = 403,456,538.61

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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.