Home / 71,295,194.39-106,758,611.75-49,205,498.96

Finding the Fourth Proportional to 71,295,194.39, 106,758,611.75 and 49,205,498.96

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Solution

The fourth proportional to 71,295,194.39, 106,758,611.75 and 49,205,498.96 is: 73,681,133.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,295,194.39 : 106,758,611.75 = 49,205,498.96 : x
  2. Step 2: Convert to fraction form
    71,295,194.39/106,758,611.75 = 49,205,498.96/x
  3. Step 3: Cross multiply
    71,295,194.39x = 106,758,611.75 × 49,205,498.96
  4. Step 4: Simplify right side
    71,295,194.39x = 5,253,110,759,825,579
  5. Step 5: Solve for x
    x = 5,253,110,759,825,579/71,295,194.39
  6. Step 6: Final answer
    x = 73,681,133.84

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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.