Home / 101,854,837.17-140,559,691.77-55,445,438.43

Finding the Fourth Proportional to 101,854,837.17, 140,559,691.77 and 55,445,438.43

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Solution

The fourth proportional to 101,854,837.17, 140,559,691.77 and 55,445,438.43 is: 76,514,714.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,854,837.17 : 140,559,691.77 = 55,445,438.43 : x
  2. Step 2: Convert to fraction form
    101,854,837.17/140,559,691.77 = 55,445,438.43/x
  3. Step 3: Cross multiply
    101,854,837.17x = 140,559,691.77 × 55,445,438.43
  4. Step 4: Simplify right side
    101,854,837.17x = 7,793,393,735,773,313
  5. Step 5: Solve for x
    x = 7,793,393,735,773,313/101,854,837.17
  6. Step 6: Final answer
    x = 76,514,714.00

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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.