Home / 242,646,529.20-363,969,793.80-134,941,153.20

Finding the Fourth Proportional to 242,646,529.20, 363,969,793.80 and 134,941,153.20

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Solution

The fourth proportional to 242,646,529.20, 363,969,793.80 and 134,941,153.20 is: 202,411,729.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,646,529.20 : 363,969,793.80 = 134,941,153.20 : x
  2. Step 2: Convert to fraction form
    242,646,529.20/363,969,793.80 = 134,941,153.20/x
  3. Step 3: Cross multiply
    242,646,529.20x = 363,969,793.80 × 134,941,153.20
  4. Step 4: Simplify right side
    242,646,529.20x = 49,114,503,705,338,208
  5. Step 5: Solve for x
    x = 49,114,503,705,338,208/242,646,529.20
  6. Step 6: Final answer
    x = 202,411,729.80

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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.