Home / 5,680,642,755.20-8,520,964,132.80-4,303,147,683.20

Finding the Fourth Proportional to 5,680,642,755.20, 8,520,964,132.80 and 4,303,147,683.20

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Solution

The fourth proportional to 5,680,642,755.20, 8,520,964,132.80 and 4,303,147,683.20 is: 6,454,721,524.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,642,755.20 : 8,520,964,132.80 = 4,303,147,683.20 : x
  2. Step 2: Convert to fraction form
    5,680,642,755.20/8,520,964,132.80 = 4,303,147,683.20/x
  3. Step 3: Cross multiply
    5,680,642,755.20x = 8,520,964,132.80 × 4,303,147,683.20
  4. Step 4: Simplify right side
    5,680,642,755.20x = 36,666,967,066,688,614,400
  5. Step 5: Solve for x
    x = 36,666,967,066,688,614,400/5,680,642,755.20
  6. Step 6: Final answer
    x = 6,454,721,524.80

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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.