Home / 261,013,546.71-360,096,748.80-149,444,760.69

Finding the Fourth Proportional to 261,013,546.71, 360,096,748.80 and 149,444,760.69

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Solution

The fourth proportional to 261,013,546.71, 360,096,748.80 and 149,444,760.69 is: 206,175,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,013,546.71 : 360,096,748.80 = 149,444,760.69 : x
  2. Step 2: Convert to fraction form
    261,013,546.71/360,096,748.80 = 149,444,760.69/x
  3. Step 3: Cross multiply
    261,013,546.71x = 360,096,748.80 × 149,444,760.69
  4. Step 4: Simplify right side
    261,013,546.71x = 53,814,572,449,663,048
  5. Step 5: Solve for x
    x = 53,814,572,449,663,048/261,013,546.71
  6. Step 6: Final answer
    x = 206,175,400.20

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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.