Home / 47,681,315.20-71,521,972.80-44,173,804.60

Finding the Fourth Proportional to 47,681,315.20, 71,521,972.80 and 44,173,804.60

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Solution

The fourth proportional to 47,681,315.20, 71,521,972.80 and 44,173,804.60 is: 66,260,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,681,315.20 : 71,521,972.80 = 44,173,804.60 : x
  2. Step 2: Convert to fraction form
    47,681,315.20/71,521,972.80 = 44,173,804.60/x
  3. Step 3: Cross multiply
    47,681,315.20x = 71,521,972.80 × 44,173,804.60
  4. Step 4: Simplify right side
    47,681,315.20x = 3,159,397,651,073,715
  5. Step 5: Solve for x
    x = 3,159,397,651,073,715/47,681,315.20
  6. Step 6: Final answer
    x = 66,260,706.90

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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.