Home / 144,786,500.32-217,179,793.76-42,550,538.08

Finding the Fourth Proportional to 144,786,500.32, 217,179,793.76 and 42,550,538.08

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Solution

The fourth proportional to 144,786,500.32, 217,179,793.76 and 42,550,538.08 is: 63,825,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,786,500.32 : 217,179,793.76 = 42,550,538.08 : x
  2. Step 2: Convert to fraction form
    144,786,500.32/217,179,793.76 = 42,550,538.08/x
  3. Step 3: Cross multiply
    144,786,500.32x = 217,179,793.76 × 42,550,538.08
  4. Step 4: Simplify right side
    144,786,500.32x = 9,241,117,084,591,426
  5. Step 5: Solve for x
    x = 9,241,117,084,591,426/144,786,500.32
  6. Step 6: Final answer
    x = 63,825,819.84

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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.