Home / 178,328,330-267,144,405.16-122,865,326.52

Finding the Fourth Proportional to 178,328,330, 267,144,405.16 and 122,865,326.52

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Solution

The fourth proportional to 178,328,330, 267,144,405.16 and 122,865,326.52 is: 184,058,161.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,328,330 : 267,144,405.16 = 122,865,326.52 : x
  2. Step 2: Convert to fraction form
    178,328,330/267,144,405.16 = 122,865,326.52/x
  3. Step 3: Cross multiply
    178,328,330x = 267,144,405.16 × 122,865,326.52
  4. Step 4: Simplify right side
    178,328,330x = 32,822,784,567,974,572
  5. Step 5: Solve for x
    x = 32,822,784,567,974,572/178,328,330
  6. Step 6: Final answer
    x = 184,058,161.53

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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.