Home / 100,687,652.94-150,750,865.45-51,397,476.14

Finding the Fourth Proportional to 100,687,652.94, 150,750,865.45 and 51,397,476.14

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Solution

The fourth proportional to 100,687,652.94, 150,750,865.45 and 51,397,476.14 is: 76,952,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,687,652.94 : 150,750,865.45 = 51,397,476.14 : x
  2. Step 2: Convert to fraction form
    100,687,652.94/150,750,865.45 = 51,397,476.14/x
  3. Step 3: Cross multiply
    100,687,652.94x = 150,750,865.45 × 51,397,476.14
  4. Step 4: Simplify right side
    100,687,652.94x = 7,748,214,010,202,996
  5. Step 5: Solve for x
    x = 7,748,214,010,202,996/100,687,652.94
  6. Step 6: Final answer
    x = 76,952,970.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.