Home / 108,002,148.94-149,043,360.54-58,442,522.98

Finding the Fourth Proportional to 108,002,148.94, 149,043,360.54 and 58,442,522.98

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Solution

The fourth proportional to 108,002,148.94, 149,043,360.54 and 58,442,522.98 is: 80,650,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,002,148.94 : 149,043,360.54 = 58,442,522.98 : x
  2. Step 2: Convert to fraction form
    108,002,148.94/149,043,360.54 = 58,442,522.98/x
  3. Step 3: Cross multiply
    108,002,148.94x = 149,043,360.54 × 58,442,522.98
  4. Step 4: Simplify right side
    108,002,148.94x = 8,710,470,023,375,374
  5. Step 5: Solve for x
    x = 8,710,470,023,375,374/108,002,148.94
  6. Step 6: Final answer
    x = 80,650,895.46

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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.