Home / 108,887,349.90-150,262,650.90-59,328,130.86

Finding the Fourth Proportional to 108,887,349.90, 150,262,650.90 and 59,328,130.86

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Solution

The fourth proportional to 108,887,349.90, 150,262,650.90 and 59,328,130.86 is: 81,871,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,887,349.90 : 150,262,650.90 = 59,328,130.86 : x
  2. Step 2: Convert to fraction form
    108,887,349.90/150,262,650.90 = 59,328,130.86/x
  3. Step 3: Cross multiply
    108,887,349.90x = 150,262,650.90 × 59,328,130.86
  4. Step 4: Simplify right side
    108,887,349.90x = 8,914,802,215,965,697
  5. Step 5: Solve for x
    x = 8,914,802,215,965,697/108,887,349.90
  6. Step 6: Final answer
    x = 81,871,789.74

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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.