Home / 178,045,391.70-267,068,087.55-55,223,471.70

Finding the Fourth Proportional to 178,045,391.70, 267,068,087.55 and 55,223,471.70

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Solution

The fourth proportional to 178,045,391.70, 267,068,087.55 and 55,223,471.70 is: 82,835,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,045,391.70 : 267,068,087.55 = 55,223,471.70 : x
  2. Step 2: Convert to fraction form
    178,045,391.70/267,068,087.55 = 55,223,471.70/x
  3. Step 3: Cross multiply
    178,045,391.70x = 267,068,087.55 × 55,223,471.70
  4. Step 4: Simplify right side
    178,045,391.70x = 14,748,426,974,790,548
  5. Step 5: Solve for x
    x = 14,748,426,974,790,548/178,045,391.70
  6. Step 6: Final answer
    x = 82,835,207.55

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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.