Home / 108,024,491.52-149,060,597.76-86,053,939.20

Finding the Fourth Proportional to 108,024,491.52, 149,060,597.76 and 86,053,939.20

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Solution

The fourth proportional to 108,024,491.52, 149,060,597.76 and 86,053,939.20 is: 118,743,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,024,491.52 : 149,060,597.76 = 86,053,939.20 : x
  2. Step 2: Convert to fraction form
    108,024,491.52/149,060,597.76 = 86,053,939.20/x
  3. Step 3: Cross multiply
    108,024,491.52x = 149,060,597.76 × 86,053,939.20
  4. Step 4: Simplify right side
    108,024,491.52x = 12,827,251,616,754,696
  5. Step 5: Solve for x
    x = 12,827,251,616,754,696/108,024,491.52
  6. Step 6: Final answer
    x = 118,743,920.35

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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.