Home / 325,965,908.10-488,948,862.15-303,007,656.90

Finding the Fourth Proportional to 325,965,908.10, 488,948,862.15 and 303,007,656.90

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Solution

The fourth proportional to 325,965,908.10, 488,948,862.15 and 303,007,656.90 is: 454,511,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,965,908.10 : 488,948,862.15 = 303,007,656.90 : x
  2. Step 2: Convert to fraction form
    325,965,908.10/488,948,862.15 = 303,007,656.90/x
  3. Step 3: Cross multiply
    325,965,908.10x = 488,948,862.15 × 303,007,656.90
  4. Step 4: Simplify right side
    325,965,908.10x = 148,155,249,063,992,576
  5. Step 5: Solve for x
    x = 148,155,249,063,992,576/325,965,908.10
  6. Step 6: Final answer
    x = 454,511,485.35

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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.