Home / 110,644,661.34-152,547,687.99-90,725,037.66

Finding the Fourth Proportional to 110,644,661.34, 152,547,687.99 and 90,725,037.66

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Solution

The fourth proportional to 110,644,661.34, 152,547,687.99 and 90,725,037.66 is: 125,084,161.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,644,661.34 : 152,547,687.99 = 90,725,037.66 : x
  2. Step 2: Convert to fraction form
    110,644,661.34/152,547,687.99 = 90,725,037.66/x
  3. Step 3: Cross multiply
    110,644,661.34x = 152,547,687.99 × 90,725,037.66
  4. Step 4: Simplify right side
    110,644,661.34x = 13,839,894,737,838,680
  5. Step 5: Solve for x
    x = 13,839,894,737,838,680/110,644,661.34
  6. Step 6: Final answer
    x = 125,084,161.95

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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.