Home / 582,691,474.20-874,037,211.30-519,201,989.40

Finding the Fourth Proportional to 582,691,474.20, 874,037,211.30 and 519,201,989.40

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Solution

The fourth proportional to 582,691,474.20, 874,037,211.30 and 519,201,989.40 is: 778,802,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,691,474.20 : 874,037,211.30 = 519,201,989.40 : x
  2. Step 2: Convert to fraction form
    582,691,474.20/874,037,211.30 = 519,201,989.40/x
  3. Step 3: Cross multiply
    582,691,474.20x = 874,037,211.30 × 519,201,989.40
  4. Step 4: Simplify right side
    582,691,474.20x = 453,801,858,916,588,096
  5. Step 5: Solve for x
    x = 453,801,858,916,588,096/582,691,474.20
  6. Step 6: Final answer
    x = 778,802,984.10

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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.