Home / 118,101,793.20-177,152,689.80-31,848,918.90

Finding the Fourth Proportional to 118,101,793.20, 177,152,689.80 and 31,848,918.90

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Solution

The fourth proportional to 118,101,793.20, 177,152,689.80 and 31,848,918.90 is: 47,773,378.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,101,793.20 : 177,152,689.80 = 31,848,918.90 : x
  2. Step 2: Convert to fraction form
    118,101,793.20/177,152,689.80 = 31,848,918.90/x
  3. Step 3: Cross multiply
    118,101,793.20x = 177,152,689.80 × 31,848,918.90
  4. Step 4: Simplify right side
    118,101,793.20x = 5,642,121,650,357,057
  5. Step 5: Solve for x
    x = 5,642,121,650,357,057/118,101,793.20
  6. Step 6: Final answer
    x = 47,773,378.35

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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.