Home / 220,746,691.40-330,836,601.90-169,374,061.40

Finding the Fourth Proportional to 220,746,691.40, 330,836,601.90 and 169,374,061.40

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Solution

The fourth proportional to 220,746,691.40, 330,836,601.90 and 169,374,061.40 is: 253,843,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,746,691.40 : 330,836,601.90 = 169,374,061.40 : x
  2. Step 2: Convert to fraction form
    220,746,691.40/330,836,601.90 = 169,374,061.40/x
  3. Step 3: Cross multiply
    220,746,691.40x = 330,836,601.90 × 169,374,061.40
  4. Step 4: Simplify right side
    220,746,691.40x = 56,035,138,923,577,952
  5. Step 5: Solve for x
    x = 56,035,138,923,577,952/220,746,691.40
  6. Step 6: Final answer
    x = 253,843,618.53

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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.