Home / 158,590,099.75-237,896,614.97-66,381,100.44

Finding the Fourth Proportional to 158,590,099.75, 237,896,614.97 and 66,381,100.44

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Solution

The fourth proportional to 158,590,099.75, 237,896,614.97 and 66,381,100.44 is: 99,576,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,590,099.75 : 237,896,614.97 = 66,381,100.44 : x
  2. Step 2: Convert to fraction form
    158,590,099.75/237,896,614.97 = 66,381,100.44/x
  3. Step 3: Cross multiply
    158,590,099.75x = 237,896,614.97 × 66,381,100.44
  4. Step 4: Simplify right side
    158,590,099.75x = 15,791,839,092,825,530
  5. Step 5: Solve for x
    x = 15,791,839,092,825,530/158,590,099.75
  6. Step 6: Final answer
    x = 99,576,449.72

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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.