Home / 136,711,281.60-205,044,819.12-50,490,293.76

Finding the Fourth Proportional to 136,711,281.60, 205,044,819.12 and 50,490,293.76

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Solution

The fourth proportional to 136,711,281.60, 205,044,819.12 and 50,490,293.76 is: 75,727,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,711,281.60 : 205,044,819.12 = 50,490,293.76 : x
  2. Step 2: Convert to fraction form
    136,711,281.60/205,044,819.12 = 50,490,293.76/x
  3. Step 3: Cross multiply
    136,711,281.60x = 205,044,819.12 × 50,490,293.76
  4. Step 4: Simplify right side
    136,711,281.60x = 10,352,773,151,334,864
  5. Step 5: Solve for x
    x = 10,352,773,151,334,864/136,711,281.60
  6. Step 6: Final answer
    x = 75,727,277.44

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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.