Home / 113,040,904.90-169,561,357.35-84,343,090.90

Finding the Fourth Proportional to 113,040,904.90, 169,561,357.35 and 84,343,090.90

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Solution

The fourth proportional to 113,040,904.90, 169,561,357.35 and 84,343,090.90 is: 126,514,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,040,904.90 : 169,561,357.35 = 84,343,090.90 : x
  2. Step 2: Convert to fraction form
    113,040,904.90/169,561,357.35 = 84,343,090.90/x
  3. Step 3: Cross multiply
    113,040,904.90x = 169,561,357.35 × 84,343,090.90
  4. Step 4: Simplify right side
    113,040,904.90x = 14,301,328,976,098,434
  5. Step 5: Solve for x
    x = 14,301,328,976,098,434/113,040,904.90
  6. Step 6: Final answer
    x = 126,514,636.35

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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.