Home / 577,471,612.20-866,207,418.30-347,889,100.20

Finding the Fourth Proportional to 577,471,612.20, 866,207,418.30 and 347,889,100.20

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Solution

The fourth proportional to 577,471,612.20, 866,207,418.30 and 347,889,100.20 is: 521,833,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,471,612.20 : 866,207,418.30 = 347,889,100.20 : x
  2. Step 2: Convert to fraction form
    577,471,612.20/866,207,418.30 = 347,889,100.20/x
  3. Step 3: Cross multiply
    577,471,612.20x = 866,207,418.30 × 347,889,100.20
  4. Step 4: Simplify right side
    577,471,612.20x = 301,344,119,338,952,000
  5. Step 5: Solve for x
    x = 301,344,119,338,952,000/577,471,612.20
  6. Step 6: Final answer
    x = 521,833,650.30

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Double scale
Find fourth proportional to 577,471,613.20, 866,207,419.80 and 347,889,101.20
Similar ratio
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1.5x scale

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.