Home / 159,799,096.15-220,460,005.06-92,806,649.71

Finding the Fourth Proportional to 159,799,096.15, 220,460,005.06 and 92,806,649.71

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Solution

The fourth proportional to 159,799,096.15, 220,460,005.06 and 92,806,649.71 is: 128,036,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,799,096.15 : 220,460,005.06 = 92,806,649.71 : x
  2. Step 2: Convert to fraction form
    159,799,096.15/220,460,005.06 = 92,806,649.71/x
  3. Step 3: Cross multiply
    159,799,096.15x = 220,460,005.06 × 92,806,649.71
  4. Step 4: Simplify right side
    159,799,096.15x = 20,460,154,464,668,248
  5. Step 5: Solve for x
    x = 20,460,154,464,668,248/159,799,096.15
  6. Step 6: Final answer
    x = 128,036,734.61

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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.