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Finding the Fourth Proportional to 587,005,725.60, 880,508,588.40 and 451,375,696.80

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Solution

The fourth proportional to 587,005,725.60, 880,508,588.40 and 451,375,696.80 is: 677,063,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,005,725.60 : 880,508,588.40 = 451,375,696.80 : x
  2. Step 2: Convert to fraction form
    587,005,725.60/880,508,588.40 = 451,375,696.80/x
  3. Step 3: Cross multiply
    587,005,725.60x = 880,508,588.40 × 451,375,696.80
  4. Step 4: Simplify right side
    587,005,725.60x = 397,440,177,627,434,368
  5. Step 5: Solve for x
    x = 397,440,177,627,434,368/587,005,725.60
  6. Step 6: Final answer
    x = 677,063,545.20

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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.