Home / 111,246,414.08-153,508,990.06-64,218,638.14

Finding the Fourth Proportional to 111,246,414.08, 153,508,990.06 and 64,218,638.14

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Solution

The fourth proportional to 111,246,414.08, 153,508,990.06 and 64,218,638.14 is: 88,615,335.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,246,414.08 : 153,508,990.06 = 64,218,638.14 : x
  2. Step 2: Convert to fraction form
    111,246,414.08/153,508,990.06 = 64,218,638.14/x
  3. Step 3: Cross multiply
    111,246,414.08x = 153,508,990.06 × 64,218,638.14
  4. Step 4: Simplify right side
    111,246,414.08x = 9,858,138,283,899,998
  5. Step 5: Solve for x
    x = 9,858,138,283,899,998/111,246,414.08
  6. Step 6: Final answer
    x = 88,615,335.29

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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.