Home / 178,044,467.70-267,066,701.55-161,888,661.30

Finding the Fourth Proportional to 178,044,467.70, 267,066,701.55 and 161,888,661.30

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Solution

The fourth proportional to 178,044,467.70, 267,066,701.55 and 161,888,661.30 is: 242,832,991.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,044,467.70 : 267,066,701.55 = 161,888,661.30 : x
  2. Step 2: Convert to fraction form
    178,044,467.70/267,066,701.55 = 161,888,661.30/x
  3. Step 3: Cross multiply
    178,044,467.70x = 267,066,701.55 × 161,888,661.30
  4. Step 4: Simplify right side
    178,044,467.70x = 43,235,070,791,736,144
  5. Step 5: Solve for x
    x = 43,235,070,791,736,144/178,044,467.70
  6. Step 6: Final answer
    x = 242,832,991.95

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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.