Home / 148,104,440.11-204,194,209.41-115,008,539.95

Finding the Fourth Proportional to 148,104,440.11, 204,194,209.41 and 115,008,539.95

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Solution

The fourth proportional to 148,104,440.11, 204,194,209.41 and 115,008,539.95 is: 158,564,306.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,104,440.11 : 204,194,209.41 = 115,008,539.95 : x
  2. Step 2: Convert to fraction form
    148,104,440.11/204,194,209.41 = 115,008,539.95/x
  3. Step 3: Cross multiply
    148,104,440.11x = 204,194,209.41 × 115,008,539.95
  4. Step 4: Simplify right side
    148,104,440.11x = 23,484,077,890,488,652
  5. Step 5: Solve for x
    x = 23,484,077,890,488,652/148,104,440.11
  6. Step 6: Final answer
    x = 158,564,306.87

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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.