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Finding the Fourth Proportional to 224,693,042.40, 337,039,563.60 and 198,714,981.60

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Solution

The fourth proportional to 224,693,042.40, 337,039,563.60 and 198,714,981.60 is: 298,072,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,693,042.40 : 337,039,563.60 = 198,714,981.60 : x
  2. Step 2: Convert to fraction form
    224,693,042.40/337,039,563.60 = 198,714,981.60/x
  3. Step 3: Cross multiply
    224,693,042.40x = 337,039,563.60 × 198,714,981.60
  4. Step 4: Simplify right side
    224,693,042.40x = 66,974,810,679,246,032
  5. Step 5: Solve for x
    x = 66,974,810,679,246,032/224,693,042.40
  6. Step 6: Final answer
    x = 298,072,472.40

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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.