Home / 7,764,128,432.40-11,646,192,648.60-5,560,136,317.20

Finding the Fourth Proportional to 7,764,128,432.40, 11,646,192,648.60 and 5,560,136,317.20

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Solution

The fourth proportional to 7,764,128,432.40, 11,646,192,648.60 and 5,560,136,317.20 is: 8,340,204,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,128,432.40 : 11,646,192,648.60 = 5,560,136,317.20 : x
  2. Step 2: Convert to fraction form
    7,764,128,432.40/11,646,192,648.60 = 5,560,136,317.20/x
  3. Step 3: Cross multiply
    7,764,128,432.40x = 11,646,192,648.60 × 5,560,136,317.20
  4. Step 4: Simplify right side
    7,764,128,432.40x = 64,754,418,702,588,518,400
  5. Step 5: Solve for x
    x = 64,754,418,702,588,518,400/7,764,128,432.40
  6. Step 6: Final answer
    x = 8,340,204,475.80

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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.