Home / 664,577,789.60-996,866,684.40-377,923,325.60

Finding the Fourth Proportional to 664,577,789.60, 996,866,684.40 and 377,923,325.60

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Solution

The fourth proportional to 664,577,789.60, 996,866,684.40 and 377,923,325.60 is: 566,884,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,577,789.60 : 996,866,684.40 = 377,923,325.60 : x
  2. Step 2: Convert to fraction form
    664,577,789.60/996,866,684.40 = 377,923,325.60/x
  3. Step 3: Cross multiply
    664,577,789.60x = 996,866,684.40 × 377,923,325.60
  4. Step 4: Simplify right side
    664,577,789.60x = 376,739,172,548,293,632
  5. Step 5: Solve for x
    x = 376,739,172,548,293,632/664,577,789.60
  6. Step 6: Final answer
    x = 566,884,988.40

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Double scale
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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.