Home / 115,756,252.30-159,737,761.83-68,715,336.52

Finding the Fourth Proportional to 115,756,252.30, 159,737,761.83 and 68,715,336.52

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Solution

The fourth proportional to 115,756,252.30, 159,737,761.83 and 68,715,336.52 is: 94,823,682.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,756,252.30 : 159,737,761.83 = 68,715,336.52 : x
  2. Step 2: Convert to fraction form
    115,756,252.30/159,737,761.83 = 68,715,336.52/x
  3. Step 3: Cross multiply
    115,756,252.30x = 159,737,761.83 × 68,715,336.52
  4. Step 4: Simplify right side
    115,756,252.30x = 10,976,434,059,100,062
  5. Step 5: Solve for x
    x = 10,976,434,059,100,062/115,756,252.30
  6. Step 6: Final answer
    x = 94,823,682.01

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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.