Home / 148,104,439.11-204,194,208.03-115,008,538.95

Finding the Fourth Proportional to 148,104,439.11, 204,194,208.03 and 115,008,538.95

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Solution

The fourth proportional to 148,104,439.11, 204,194,208.03 and 115,008,538.95 is: 158,564,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,104,439.11 : 204,194,208.03 = 115,008,538.95 : x
  2. Step 2: Convert to fraction form
    148,104,439.11/204,194,208.03 = 115,008,538.95/x
  3. Step 3: Cross multiply
    148,104,439.11x = 204,194,208.03 × 115,008,538.95
  4. Step 4: Simplify right side
    148,104,439.11x = 23,484,077,527,582,660
  5. Step 5: Solve for x
    x = 23,484,077,527,582,660/148,104,439.11
  6. Step 6: Final answer
    x = 158,564,305.49

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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.