Home / 2,086,148,002.20-3,129,222,003.30-533,560,835.40

Finding the Fourth Proportional to 2,086,148,002.20, 3,129,222,003.30 and 533,560,835.40

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Solution

The fourth proportional to 2,086,148,002.20, 3,129,222,003.30 and 533,560,835.40 is: 800,341,253.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,148,002.20 : 3,129,222,003.30 = 533,560,835.40 : x
  2. Step 2: Convert to fraction form
    2,086,148,002.20/3,129,222,003.30 = 533,560,835.40/x
  3. Step 3: Cross multiply
    2,086,148,002.20x = 3,129,222,003.30 × 533,560,835.40
  4. Step 4: Simplify right side
    2,086,148,002.20x = 1,669,630,306,232,809,472
  5. Step 5: Solve for x
    x = 1,669,630,306,232,809,472/2,086,148,002.20
  6. Step 6: Final answer
    x = 800,341,253.10

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Double scale
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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.