Home / 131,208,591.15-196,736,743.38-62,120,814.69

Finding the Fourth Proportional to 131,208,591.15, 196,736,743.38 and 62,120,814.69

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Solution

The fourth proportional to 131,208,591.15, 196,736,743.38 and 62,120,814.69 is: 93,145,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,208,591.15 : 196,736,743.38 = 62,120,814.69 : x
  2. Step 2: Convert to fraction form
    131,208,591.15/196,736,743.38 = 62,120,814.69/x
  3. Step 3: Cross multiply
    131,208,591.15x = 196,736,743.38 × 62,120,814.69
  4. Step 4: Simplify right side
    131,208,591.15x = 12,221,446,778,086,938
  5. Step 5: Solve for x
    x = 12,221,446,778,086,938/131,208,591.15
  6. Step 6: Final answer
    x = 93,145,171.91

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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.