Home / 619,463,543.60-929,195,315.40-567,807,478.40

Finding the Fourth Proportional to 619,463,543.60, 929,195,315.40 and 567,807,478.40

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Solution

The fourth proportional to 619,463,543.60, 929,195,315.40 and 567,807,478.40 is: 851,711,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,463,543.60 : 929,195,315.40 = 567,807,478.40 : x
  2. Step 2: Convert to fraction form
    619,463,543.60/929,195,315.40 = 567,807,478.40/x
  3. Step 3: Cross multiply
    619,463,543.60x = 929,195,315.40 × 567,807,478.40
  4. Step 4: Simplify right side
    619,463,543.60x = 527,604,048,978,366,656
  5. Step 5: Solve for x
    x = 527,604,048,978,366,656/619,463,543.60
  6. Step 6: Final answer
    x = 851,711,217.60

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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.