Home / 123,880,148.62-170,959,099.73-70,967,082.70

Finding the Fourth Proportional to 123,880,148.62, 170,959,099.73 and 70,967,082.70

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Solution

The fourth proportional to 123,880,148.62, 170,959,099.73 and 70,967,082.70 is: 97,937,148.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,880,148.62 : 170,959,099.73 = 70,967,082.70 : x
  2. Step 2: Convert to fraction form
    123,880,148.62/170,959,099.73 = 70,967,082.70/x
  3. Step 3: Cross multiply
    123,880,148.62x = 170,959,099.73 × 70,967,082.70
  4. Step 4: Simplify right side
    123,880,148.62x = 12,132,468,568,715,322
  5. Step 5: Solve for x
    x = 12,132,468,568,715,322/123,880,148.62
  6. Step 6: Final answer
    x = 97,937,148.96

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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.