Home / 88,068,015.90-132,102,023.85-69,928,163.10

Finding the Fourth Proportional to 88,068,015.90, 132,102,023.85 and 69,928,163.10

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Solution

The fourth proportional to 88,068,015.90, 132,102,023.85 and 69,928,163.10 is: 104,892,244.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,068,015.90 : 132,102,023.85 = 69,928,163.10 : x
  2. Step 2: Convert to fraction form
    88,068,015.90/132,102,023.85 = 69,928,163.10/x
  3. Step 3: Cross multiply
    88,068,015.90x = 132,102,023.85 × 69,928,163.10
  4. Step 4: Simplify right side
    88,068,015.90x = 9,237,651,869,622,888
  5. Step 5: Solve for x
    x = 9,237,651,869,622,888/88,068,015.90
  6. Step 6: Final answer
    x = 104,892,244.65

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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.