Home / 48,385,401.30-72,578,101.95-43,458,527.70

Finding the Fourth Proportional to 48,385,401.30, 72,578,101.95 and 43,458,527.70

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Solution

The fourth proportional to 48,385,401.30, 72,578,101.95 and 43,458,527.70 is: 65,187,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385,401.30 : 72,578,101.95 = 43,458,527.70 : x
  2. Step 2: Convert to fraction form
    48,385,401.30/72,578,101.95 = 43,458,527.70/x
  3. Step 3: Cross multiply
    48,385,401.30x = 72,578,101.95 × 43,458,527.70
  4. Step 4: Simplify right side
    48,385,401.30x = 3,154,137,454,007,499.50
  5. Step 5: Solve for x
    x = 3,154,137,454,007,499.50/48,385,401.30
  6. Step 6: Final answer
    x = 65,187,791.55

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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.