Home / 664,001,022.80-996,001,534.20-465,986,106.20

Finding the Fourth Proportional to 664,001,022.80, 996,001,534.20 and 465,986,106.20

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Solution

The fourth proportional to 664,001,022.80, 996,001,534.20 and 465,986,106.20 is: 698,979,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,001,022.80 : 996,001,534.20 = 465,986,106.20 : x
  2. Step 2: Convert to fraction form
    664,001,022.80/996,001,534.20 = 465,986,106.20/x
  3. Step 3: Cross multiply
    664,001,022.80x = 996,001,534.20 × 465,986,106.20
  4. Step 4: Simplify right side
    664,001,022.80x = 464,122,876,691,084,160
  5. Step 5: Solve for x
    x = 464,122,876,691,084,160/664,001,022.80
  6. Step 6: Final answer
    x = 698,979,159.30

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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.