Home / 664,621,385.20-996,932,077.80-588,093,881.20

Finding the Fourth Proportional to 664,621,385.20, 996,932,077.80 and 588,093,881.20

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Solution

The fourth proportional to 664,621,385.20, 996,932,077.80 and 588,093,881.20 is: 882,140,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,621,385.20 : 996,932,077.80 = 588,093,881.20 : x
  2. Step 2: Convert to fraction form
    664,621,385.20/996,932,077.80 = 588,093,881.20/x
  3. Step 3: Cross multiply
    664,621,385.20x = 996,932,077.80 × 588,093,881.20
  4. Step 4: Simplify right side
    664,621,385.20x = 586,289,654,926,182,400
  5. Step 5: Solve for x
    x = 586,289,654,926,182,400/664,621,385.20
  6. Step 6: Final answer
    x = 882,140,821.80

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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.