Home / 359,817,606.96-539,726,488.20-129,786,672.48

Finding the Fourth Proportional to 359,817,606.96, 539,726,488.20 and 129,786,672.48

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Solution

The fourth proportional to 359,817,606.96, 539,726,488.20 and 129,786,672.48 is: 194,680,036.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,817,606.96 : 539,726,488.20 = 129,786,672.48 : x
  2. Step 2: Convert to fraction form
    359,817,606.96/539,726,488.20 = 129,786,672.48/x
  3. Step 3: Cross multiply
    359,817,606.96x = 539,726,488.20 × 129,786,672.48
  4. Step 4: Simplify right side
    359,817,606.96x = 70,049,304,952,793,992
  5. Step 5: Solve for x
    x = 70,049,304,952,793,992/359,817,606.96
  6. Step 6: Final answer
    x = 194,680,036.77

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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.