Home / 107,428,333.26-161,190,129.34-56,298,195.66

Finding the Fourth Proportional to 107,428,333.26, 161,190,129.34 and 56,298,195.66

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Solution

The fourth proportional to 107,428,333.26, 161,190,129.34 and 56,298,195.66 is: 84,472,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,428,333.26 : 161,190,129.34 = 56,298,195.66 : x
  2. Step 2: Convert to fraction form
    107,428,333.26/161,190,129.34 = 56,298,195.66/x
  3. Step 3: Cross multiply
    107,428,333.26x = 161,190,129.34 × 56,298,195.66
  4. Step 4: Simplify right side
    107,428,333.26x = 9,074,713,440,044,026
  5. Step 5: Solve for x
    x = 9,074,713,440,044,026/107,428,333.26
  6. Step 6: Final answer
    x = 84,472,253.87

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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.