Home / 539,877,719.52-745,031,971.44-292,359,500.64

Finding the Fourth Proportional to 539,877,719.52, 745,031,971.44 and 292,359,500.64

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Solution

The fourth proportional to 539,877,719.52, 745,031,971.44 and 292,359,500.64 is: 403,456,499.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,877,719.52 : 745,031,971.44 = 292,359,500.64 : x
  2. Step 2: Convert to fraction form
    539,877,719.52/745,031,971.44 = 292,359,500.64/x
  3. Step 3: Cross multiply
    539,877,719.52x = 745,031,971.44 × 292,359,500.64
  4. Step 4: Simplify right side
    539,877,719.52x = 217,817,175,131,033,152
  5. Step 5: Solve for x
    x = 217,817,175,131,033,152/539,877,719.52
  6. Step 6: Final answer
    x = 403,456,499.97

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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.