Home / 117,539,152.80-176,308,729.20-63,791,440.80

Finding the Fourth Proportional to 117,539,152.80, 176,308,729.20 and 63,791,440.80

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Solution

The fourth proportional to 117,539,152.80, 176,308,729.20 and 63,791,440.80 is: 95,687,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,539,152.80 : 176,308,729.20 = 63,791,440.80 : x
  2. Step 2: Convert to fraction form
    117,539,152.80/176,308,729.20 = 63,791,440.80/x
  3. Step 3: Cross multiply
    117,539,152.80x = 176,308,729.20 × 63,791,440.80
  4. Step 4: Simplify right side
    117,539,152.80x = 11,246,987,861,285,030
  5. Step 5: Solve for x
    x = 11,246,987,861,285,030/117,539,152.80
  6. Step 6: Final answer
    x = 95,687,161.20

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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.