Home / 664,621,605.20-996,932,407.80-588,094,101.20

Finding the Fourth Proportional to 664,621,605.20, 996,932,407.80 and 588,094,101.20

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Solution

The fourth proportional to 664,621,605.20, 996,932,407.80 and 588,094,101.20 is: 882,141,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,621,605.20 : 996,932,407.80 = 588,094,101.20 : x
  2. Step 2: Convert to fraction form
    664,621,605.20/996,932,407.80 = 588,094,101.20/x
  3. Step 3: Cross multiply
    664,621,605.20x = 996,932,407.80 × 588,094,101.20
  4. Step 4: Simplify right side
    664,621,605.20x = 586,290,068,322,292,864
  5. Step 5: Solve for x
    x = 586,290,068,322,292,864/664,621,605.20
  6. Step 6: Final answer
    x = 882,141,151.80

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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.