Home / 178,044,466.70-267,066,700.05-161,888,660.30

Finding the Fourth Proportional to 178,044,466.70, 267,066,700.05 and 161,888,660.30

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Solution

The fourth proportional to 178,044,466.70, 267,066,700.05 and 161,888,660.30 is: 242,832,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,044,466.70 : 267,066,700.05 = 161,888,660.30 : x
  2. Step 2: Convert to fraction form
    178,044,466.70/267,066,700.05 = 161,888,660.30/x
  3. Step 3: Cross multiply
    178,044,466.70x = 267,066,700.05 × 161,888,660.30
  4. Step 4: Simplify right side
    178,044,466.70x = 43,235,070,281,836,448
  5. Step 5: Solve for x
    x = 43,235,070,281,836,448/178,044,466.70
  6. Step 6: Final answer
    x = 242,832,990.45

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Similar ratio
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1.5x scale

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.