Home / 216,663,225.28-298,995,217.92-123,845,726.08

Finding the Fourth Proportional to 216,663,225.28, 298,995,217.92 and 123,845,726.08

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Solution

The fourth proportional to 216,663,225.28, 298,995,217.92 and 123,845,726.08 is: 170,907,083.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,663,225.28 : 298,995,217.92 = 123,845,726.08 : x
  2. Step 2: Convert to fraction form
    216,663,225.28/298,995,217.92 = 123,845,726.08/x
  3. Step 3: Cross multiply
    216,663,225.28x = 298,995,217.92 × 123,845,726.08
  4. Step 4: Simplify right side
    216,663,225.28x = 37,029,279,857,750,232
  5. Step 5: Solve for x
    x = 37,029,279,857,750,232/216,663,225.28
  6. Step 6: Final answer
    x = 170,907,083.15

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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.