Home / 144,153,598.61-198,935,178.17-82,272,695.57

Finding the Fourth Proportional to 144,153,598.61, 198,935,178.17 and 82,272,695.57

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Solution

The fourth proportional to 144,153,598.61, 198,935,178.17 and 82,272,695.57 is: 113,538,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,153,598.61 : 198,935,178.17 = 82,272,695.57 : x
  2. Step 2: Convert to fraction form
    144,153,598.61/198,935,178.17 = 82,272,695.57/x
  3. Step 3: Cross multiply
    144,153,598.61x = 198,935,178.17 × 82,272,695.57
  4. Step 4: Simplify right side
    144,153,598.61x = 16,366,933,351,332,754
  5. Step 5: Solve for x
    x = 16,366,933,351,332,754/144,153,598.61
  6. Step 6: Final answer
    x = 113,538,153.12

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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.