Home / 178,632,755.34-267,986,327.76-55,806,111.42

Finding the Fourth Proportional to 178,632,755.34, 267,986,327.76 and 55,806,111.42

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Solution

The fourth proportional to 178,632,755.34, 267,986,327.76 and 55,806,111.42 is: 83,720,787.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,632,755.34 : 267,986,327.76 = 55,806,111.42 : x
  2. Step 2: Convert to fraction form
    178,632,755.34/267,986,327.76 = 55,806,111.42/x
  3. Step 3: Cross multiply
    178,632,755.34x = 267,986,327.76 × 55,806,111.42
  4. Step 4: Simplify right side
    178,632,755.34x = 14,955,274,866,011,198
  5. Step 5: Solve for x
    x = 14,955,274,866,011,198/178,632,755.34
  6. Step 6: Final answer
    x = 83,720,787.03

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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.