Home / 178,044,468.20-267,066,702.30-161,888,661.80

Finding the Fourth Proportional to 178,044,468.20, 267,066,702.30 and 161,888,661.80

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Solution

The fourth proportional to 178,044,468.20, 267,066,702.30 and 161,888,661.80 is: 242,832,992.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,044,468.20 : 267,066,702.30 = 161,888,661.80 : x
  2. Step 2: Convert to fraction form
    178,044,468.20/267,066,702.30 = 161,888,661.80/x
  3. Step 3: Cross multiply
    178,044,468.20x = 267,066,702.30 × 161,888,661.80
  4. Step 4: Simplify right side
    178,044,468.20x = 43,235,071,046,685,984
  5. Step 5: Solve for x
    x = 43,235,071,046,685,984/178,044,468.20
  6. Step 6: Final answer
    x = 242,832,992.70

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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.