Home / 864,443,839.41-1,192,932,883.50-467,966,816.13

Finding the Fourth Proportional to 864,443,839.41, 1,192,932,883.50 and 467,966,816.13

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Solution

The fourth proportional to 864,443,839.41, 1,192,932,883.50 and 467,966,816.13 is: 645,794,414.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,443,839.41 : 1,192,932,883.50 = 467,966,816.13 : x
  2. Step 2: Convert to fraction form
    864,443,839.41/1,192,932,883.50 = 467,966,816.13/x
  3. Step 3: Cross multiply
    864,443,839.41x = 1,192,932,883.50 × 467,966,816.13
  4. Step 4: Simplify right side
    864,443,839.41x = 558,253,003,348,275,200
  5. Step 5: Solve for x
    x = 558,253,003,348,275,200/864,443,839.41
  6. Step 6: Final answer
    x = 645,794,414.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.