Home / 316,711,983.60-475,067,024.96-80,361,047.64

Finding the Fourth Proportional to 316,711,983.60, 475,067,024.96 and 80,361,047.64

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Solution

The fourth proportional to 316,711,983.60, 475,067,024.96 and 80,361,047.64 is: 120,541,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,711,983.60 : 475,067,024.96 = 80,361,047.64 : x
  2. Step 2: Convert to fraction form
    316,711,983.60/475,067,024.96 = 80,361,047.64/x
  3. Step 3: Cross multiply
    316,711,983.60x = 475,067,024.96 × 80,361,047.64
  4. Step 4: Simplify right side
    316,711,983.60x = 38,176,883,825,003,624
  5. Step 5: Solve for x
    x = 38,176,883,825,003,624/316,711,983.60
  6. Step 6: Final answer
    x = 120,541,330.30

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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.