Home / 272,284,785.57-375,755,402.21-148,526,013.09

Finding the Fourth Proportional to 272,284,785.57, 375,755,402.21 and 148,526,013.09

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Solution

The fourth proportional to 272,284,785.57, 375,755,402.21 and 148,526,013.09 is: 204,967,206.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,284,785.57 : 375,755,402.21 = 148,526,013.09 : x
  2. Step 2: Convert to fraction form
    272,284,785.57/375,755,402.21 = 148,526,013.09/x
  3. Step 3: Cross multiply
    272,284,785.57x = 375,755,402.21 × 148,526,013.09
  4. Step 4: Simplify right side
    272,284,785.57x = 55,809,451,787,280,672
  5. Step 5: Solve for x
    x = 55,809,451,787,280,672/272,284,785.57
  6. Step 6: Final answer
    x = 204,967,206.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.