Home / 6,520,461,724.60-9,780,692,586.90-3,255,288,220.60

Finding the Fourth Proportional to 6,520,461,724.60, 9,780,692,586.90 and 3,255,288,220.60

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Solution

The fourth proportional to 6,520,461,724.60, 9,780,692,586.90 and 3,255,288,220.60 is: 4,882,932,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,461,724.60 : 9,780,692,586.90 = 3,255,288,220.60 : x
  2. Step 2: Convert to fraction form
    6,520,461,724.60/9,780,692,586.90 = 3,255,288,220.60/x
  3. Step 3: Cross multiply
    6,520,461,724.60x = 9,780,692,586.90 × 3,255,288,220.60
  4. Step 4: Simplify right side
    6,520,461,724.60x = 31,838,973,367,445,311,488
  5. Step 5: Solve for x
    x = 31,838,973,367,445,311,488/6,520,461,724.60
  6. Step 6: Final answer
    x = 4,882,932,330.90

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Half scale
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Double scale
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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.