Home / 322,841,379.75-484,172,403.71-89,618,472.87

Finding the Fourth Proportional to 322,841,379.75, 484,172,403.71 and 89,618,472.87

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Solution

The fourth proportional to 322,841,379.75, 484,172,403.71 and 89,618,472.87 is: 134,402,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,841,379.75 : 484,172,403.71 = 89,618,472.87 : x
  2. Step 2: Convert to fraction form
    322,841,379.75/484,172,403.71 = 89,618,472.87/x
  3. Step 3: Cross multiply
    322,841,379.75x = 484,172,403.71 × 89,618,472.87
  4. Step 4: Simplify right side
    322,841,379.75x = 43,390,791,425,839,232
  5. Step 5: Solve for x
    x = 43,390,791,425,839,232/322,841,379.75
  6. Step 6: Final answer
    x = 134,402,818.68

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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.