Home / 113,103,418.06-169,655,127.08-55,707,790.06

Finding the Fourth Proportional to 113,103,418.06, 169,655,127.08 and 55,707,790.06

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Solution

The fourth proportional to 113,103,418.06, 169,655,127.08 and 55,707,790.06 is: 83,561,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,103,418.06 : 169,655,127.08 = 55,707,790.06 : x
  2. Step 2: Convert to fraction form
    113,103,418.06/169,655,127.08 = 55,707,790.06/x
  3. Step 3: Cross multiply
    113,103,418.06x = 169,655,127.08 × 55,707,790.06
  4. Step 4: Simplify right side
    113,103,418.06x = 9,451,112,201,975,262
  5. Step 5: Solve for x
    x = 9,451,112,201,975,262/113,103,418.06
  6. Step 6: Final answer
    x = 83,561,685.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.