Home / 242,654,806.35-363,946,331.79-89,264,990.52

Finding the Fourth Proportional to 242,654,806.35, 363,946,331.79 and 89,264,990.52

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Solution

The fourth proportional to 242,654,806.35, 363,946,331.79 and 89,264,990.52 is: 133,884,287.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,654,806.35 : 363,946,331.79 = 89,264,990.52 : x
  2. Step 2: Convert to fraction form
    242,654,806.35/363,946,331.79 = 89,264,990.52/x
  3. Step 3: Cross multiply
    242,654,806.35x = 363,946,331.79 × 89,264,990.52
  4. Step 4: Simplify right side
    242,654,806.35x = 32,487,665,857,023,124
  5. Step 5: Solve for x
    x = 32,487,665,857,023,124/242,654,806.35
  6. Step 6: Final answer
    x = 133,884,287.50

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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.