Home / 47,681,351.20-71,522,026.80-44,173,840.60

Finding the Fourth Proportional to 47,681,351.20, 71,522,026.80 and 44,173,840.60

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Solution

The fourth proportional to 47,681,351.20, 71,522,026.80 and 44,173,840.60 is: 66,260,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,681,351.20 : 71,522,026.80 = 44,173,840.60 : x
  2. Step 2: Convert to fraction form
    47,681,351.20/71,522,026.80 = 44,173,840.60/x
  3. Step 3: Cross multiply
    47,681,351.20x = 71,522,026.80 × 44,173,840.60
  4. Step 4: Simplify right side
    47,681,351.20x = 3,159,402,611,252,128
  5. Step 5: Solve for x
    x = 3,159,402,611,252,128/47,681,351.20
  6. Step 6: Final answer
    x = 66,260,760.90

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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.