Home / 4,728,609,710.70-7,092,914,566.05-2,989,522,182.30

Finding the Fourth Proportional to 4,728,609,710.70, 7,092,914,566.05 and 2,989,522,182.30

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Solution

The fourth proportional to 4,728,609,710.70, 7,092,914,566.05 and 2,989,522,182.30 is: 4,484,283,273.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728,609,710.70 : 7,092,914,566.05 = 2,989,522,182.30 : x
  2. Step 2: Convert to fraction form
    4,728,609,710.70/7,092,914,566.05 = 2,989,522,182.30/x
  3. Step 3: Cross multiply
    4,728,609,710.70x = 7,092,914,566.05 × 2,989,522,182.30
  4. Step 4: Simplify right side
    4,728,609,710.70x = 21,204,425,432,365,256,704
  5. Step 5: Solve for x
    x = 21,204,425,432,365,256,704/4,728,609,710.70
  6. Step 6: Final answer
    x = 4,484,283,273.45

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Double scale
Find fourth proportional to 4,728,609,711.70, 7,092,914,567.55 and 2,989,522,183.30
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.