Home / 204,890,625.92-307,199,418.72-112,817,721.76

Finding the Fourth Proportional to 204,890,625.92, 307,199,418.72 and 112,817,721.76

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Solution

The fourth proportional to 204,890,625.92, 307,199,418.72 and 112,817,721.76 is: 169,151,411.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,890,625.92 : 307,199,418.72 = 112,817,721.76 : x
  2. Step 2: Convert to fraction form
    204,890,625.92/307,199,418.72 = 112,817,721.76/x
  3. Step 3: Cross multiply
    204,890,625.92x = 307,199,418.72 × 112,817,721.76
  4. Step 4: Simplify right side
    204,890,625.92x = 34,657,538,545,986,700
  5. Step 5: Solve for x
    x = 34,657,538,545,986,700/204,890,625.92
  6. Step 6: Final answer
    x = 169,151,411.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.