Home / 664,304,577.40-996,456,866.10-492,117,693.40

Finding the Fourth Proportional to 664,304,577.40, 996,456,866.10 and 492,117,693.40

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Solution

The fourth proportional to 664,304,577.40, 996,456,866.10 and 492,117,693.40 is: 738,176,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,304,577.40 : 996,456,866.10 = 492,117,693.40 : x
  2. Step 2: Convert to fraction form
    664,304,577.40/996,456,866.10 = 492,117,693.40/x
  3. Step 3: Cross multiply
    664,304,577.40x = 996,456,866.10 × 492,117,693.40
  4. Step 4: Simplify right side
    664,304,577.40x = 490,374,054,517,724,672
  5. Step 5: Solve for x
    x = 490,374,054,517,724,672/664,304,577.40
  6. Step 6: Final answer
    x = 738,176,540.10

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Similar ratio
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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.