Home / 506,747,691.32-699,319,033.02-292,162,090.67

Finding the Fourth Proportional to 506,747,691.32, 699,319,033.02 and 292,162,090.67

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Solution

The fourth proportional to 506,747,691.32, 699,319,033.02 and 292,162,090.67 is: 403,187,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,747,691.32 : 699,319,033.02 = 292,162,090.67 : x
  2. Step 2: Convert to fraction form
    506,747,691.32/699,319,033.02 = 292,162,090.67/x
  3. Step 3: Cross multiply
    506,747,691.32x = 699,319,033.02 × 292,162,090.67
  4. Step 4: Simplify right side
    506,747,691.32x = 204,314,510,730,023,360
  5. Step 5: Solve for x
    x = 204,314,510,730,023,360/506,747,691.32
  6. Step 6: Final answer
    x = 403,187,847.18

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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.