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Finding the Fourth Proportional to 224,726,871.60, 336,712,393.80 and 148,010,410.80

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Solution

The fourth proportional to 224,726,871.60, 336,712,393.80 and 148,010,410.80 is: 221,766,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,726,871.60 : 336,712,393.80 = 148,010,410.80 : x
  2. Step 2: Convert to fraction form
    224,726,871.60/336,712,393.80 = 148,010,410.80/x
  3. Step 3: Cross multiply
    224,726,871.60x = 336,712,393.80 × 148,010,410.80
  4. Step 4: Simplify right side
    224,726,871.60x = 49,836,939,727,789,376
  5. Step 5: Solve for x
    x = 49,836,939,727,789,376/224,726,871.60
  6. Step 6: Final answer
    x = 221,766,713.40

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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.