Home / 125,237,323.28-187,861,889.84-103,337,082.54

Finding the Fourth Proportional to 125,237,323.28, 187,861,889.84 and 103,337,082.54

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Solution

The fourth proportional to 125,237,323.28, 187,861,889.84 and 103,337,082.54 is: 155,010,496.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,237,323.28 : 187,861,889.84 = 103,337,082.54 : x
  2. Step 2: Convert to fraction form
    125,237,323.28/187,861,889.84 = 103,337,082.54/x
  3. Step 3: Cross multiply
    125,237,323.28x = 187,861,889.84 × 103,337,082.54
  4. Step 4: Simplify right side
    125,237,323.28x = 19,413,099,615,999,784
  5. Step 5: Solve for x
    x = 19,413,099,615,999,784/125,237,323.28
  6. Step 6: Final answer
    x = 155,010,496.13

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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.