Home / 242,520,742.20-363,781,113.30-89,146,869.60

Finding the Fourth Proportional to 242,520,742.20, 363,781,113.30 and 89,146,869.60

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Solution

The fourth proportional to 242,520,742.20, 363,781,113.30 and 89,146,869.60 is: 133,720,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,520,742.20 : 363,781,113.30 = 89,146,869.60 : x
  2. Step 2: Convert to fraction form
    242,520,742.20/363,781,113.30 = 89,146,869.60/x
  3. Step 3: Cross multiply
    242,520,742.20x = 363,781,113.30 × 89,146,869.60
  4. Step 4: Simplify right side
    242,520,742.20x = 32,429,947,470,297,924
  5. Step 5: Solve for x
    x = 32,429,947,470,297,924/242,520,742.20
  6. Step 6: Final answer
    x = 133,720,304.40

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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.