Home / 187,645,903.09-281,223,720.18-104,644,343.27

Finding the Fourth Proportional to 187,645,903.09, 281,223,720.18 and 104,644,343.27

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Solution

The fourth proportional to 187,645,903.09, 281,223,720.18 and 104,644,343.27 is: 156,829,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,645,903.09 : 281,223,720.18 = 104,644,343.27 : x
  2. Step 2: Convert to fraction form
    187,645,903.09/281,223,720.18 = 104,644,343.27/x
  3. Step 3: Cross multiply
    187,645,903.09x = 281,223,720.18 × 104,644,343.27
  4. Step 4: Simplify right side
    187,645,903.09x = 29,428,471,510,885,404
  5. Step 5: Solve for x
    x = 29,428,471,510,885,404/187,645,903.09
  6. Step 6: Final answer
    x = 156,829,810.97

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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.