Home / 113,766,623.62-156,996,821.13-61,554,513.22

Finding the Fourth Proportional to 113,766,623.62, 156,996,821.13 and 61,554,513.22

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Solution

The fourth proportional to 113,766,623.62, 156,996,821.13 and 61,554,513.22 is: 84,944,622.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,766,623.62 : 156,996,821.13 = 61,554,513.22 : x
  2. Step 2: Convert to fraction form
    113,766,623.62/156,996,821.13 = 61,554,513.22/x
  3. Step 3: Cross multiply
    113,766,623.62x = 156,996,821.13 × 61,554,513.22
  4. Step 4: Simplify right side
    113,766,623.62x = 9,663,862,901,744,560
  5. Step 5: Solve for x
    x = 9,663,862,901,744,560/113,766,623.62
  6. Step 6: Final answer
    x = 84,944,622.55

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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.