Home / 836,457,862.20-1,254,686,793.30-491,576,710.20

Finding the Fourth Proportional to 836,457,862.20, 1,254,686,793.30 and 491,576,710.20

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Solution

The fourth proportional to 836,457,862.20, 1,254,686,793.30 and 491,576,710.20 is: 737,365,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,457,862.20 : 1,254,686,793.30 = 491,576,710.20 : x
  2. Step 2: Convert to fraction form
    836,457,862.20/1,254,686,793.30 = 491,576,710.20/x
  3. Step 3: Cross multiply
    836,457,862.20x = 1,254,686,793.30 × 491,576,710.20
  4. Step 4: Simplify right side
    836,457,862.20x = 616,774,806,181,801,344
  5. Step 5: Solve for x
    x = 616,774,806,181,801,344/836,457,862.20
  6. Step 6: Final answer
    x = 737,365,065.30

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Double scale
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Similar ratio
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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.