Home / 124,650,887.92-187,827,165.13-102,429,568.24

Finding the Fourth Proportional to 124,650,887.92, 187,827,165.13 and 102,429,568.24

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Solution

The fourth proportional to 124,650,887.92, 187,827,165.13 and 102,429,568.24 is: 154,343,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,650,887.92 : 187,827,165.13 = 102,429,568.24 : x
  2. Step 2: Convert to fraction form
    124,650,887.92/187,827,165.13 = 102,429,568.24/x
  3. Step 3: Cross multiply
    124,650,887.92x = 187,827,165.13 × 102,429,568.24
  4. Step 4: Simplify right side
    124,650,887.92x = 19,239,055,428,009,080
  5. Step 5: Solve for x
    x = 19,239,055,428,009,080/124,650,887.92
  6. Step 6: Final answer
    x = 154,343,508.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.