Home / 424,247,028.20-585,129,227.73-275,616,037.91

Finding the Fourth Proportional to 424,247,028.20, 585,129,227.73 and 275,616,037.91

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Solution

The fourth proportional to 424,247,028.20, 585,129,227.73 and 275,616,037.91 is: 380,134,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,247,028.20 : 585,129,227.73 = 275,616,037.91 : x
  2. Step 2: Convert to fraction form
    424,247,028.20/585,129,227.73 = 275,616,037.91/x
  3. Step 3: Cross multiply
    424,247,028.20x = 585,129,227.73 × 275,616,037.91
  4. Step 4: Simplify right side
    424,247,028.20x = 161,270,999,413,048,352
  5. Step 5: Solve for x
    x = 161,270,999,413,048,352/424,247,028.20
  6. Step 6: Final answer
    x = 380,134,659.04

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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.