Home / 976,187,452.32-1,347,134,083.92-530,147,694.24

Finding the Fourth Proportional to 976,187,452.32, 1,347,134,083.92 and 530,147,694.24

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Solution

The fourth proportional to 976,187,452.32, 1,347,134,083.92 and 530,147,694.24 is: 731,601,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,187,452.32 : 1,347,134,083.92 = 530,147,694.24 : x
  2. Step 2: Convert to fraction form
    976,187,452.32/1,347,134,083.92 = 530,147,694.24/x
  3. Step 3: Cross multiply
    976,187,452.32x = 1,347,134,083.92 × 530,147,694.24
  4. Step 4: Simplify right side
    976,187,452.32x = 714,180,028,422,302,720
  5. Step 5: Solve for x
    x = 714,180,028,422,302,720/976,187,452.32
  6. Step 6: Final answer
    x = 731,601,319.73

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Double scale
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1.5x scale

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.