Home / 454,287,713.60-681,431,570.40-325,293,204.80

Finding the Fourth Proportional to 454,287,713.60, 681,431,570.40 and 325,293,204.80

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Solution

The fourth proportional to 454,287,713.60, 681,431,570.40 and 325,293,204.80 is: 487,939,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,287,713.60 : 681,431,570.40 = 325,293,204.80 : x
  2. Step 2: Convert to fraction form
    454,287,713.60/681,431,570.40 = 325,293,204.80/x
  3. Step 3: Cross multiply
    454,287,713.60x = 681,431,570.40 × 325,293,204.80
  4. Step 4: Simplify right side
    454,287,713.60x = 221,665,059,387,312,832
  5. Step 5: Solve for x
    x = 221,665,059,387,312,832/454,287,713.60
  6. Step 6: Final answer
    x = 487,939,807.20

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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.