Home / 117,428,472.20-176,142,708.30-93,242,001.80

Finding the Fourth Proportional to 117,428,472.20, 176,142,708.30 and 93,242,001.80

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Solution

The fourth proportional to 117,428,472.20, 176,142,708.30 and 93,242,001.80 is: 139,863,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,428,472.20 : 176,142,708.30 = 93,242,001.80 : x
  2. Step 2: Convert to fraction form
    117,428,472.20/176,142,708.30 = 93,242,001.80/x
  3. Step 3: Cross multiply
    117,428,472.20x = 176,142,708.30 × 93,242,001.80
  4. Step 4: Simplify right side
    117,428,472.20x = 16,423,898,724,365,476
  5. Step 5: Solve for x
    x = 16,423,898,724,365,476/117,428,472.20
  6. Step 6: Final answer
    x = 139,863,002.70

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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.