Home / 124,675,445.60-187,013,168.40-56,650,997.60

Finding the Fourth Proportional to 124,675,445.60, 187,013,168.40 and 56,650,997.60

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Solution

The fourth proportional to 124,675,445.60, 187,013,168.40 and 56,650,997.60 is: 84,976,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,675,445.60 : 187,013,168.40 = 56,650,997.60 : x
  2. Step 2: Convert to fraction form
    124,675,445.60/187,013,168.40 = 56,650,997.60/x
  3. Step 3: Cross multiply
    124,675,445.60x = 187,013,168.40 × 56,650,997.60
  4. Step 4: Simplify right side
    124,675,445.60x = 10,594,482,554,196,796
  5. Step 5: Solve for x
    x = 10,594,482,554,196,796/124,675,445.60
  6. Step 6: Final answer
    x = 84,976,496.40

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Similar ratio
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1.5x scale

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.