Home / 88,573,628.80-132,860,443.20-49,831,579.90

Finding the Fourth Proportional to 88,573,628.80, 132,860,443.20 and 49,831,579.90

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Solution

The fourth proportional to 88,573,628.80, 132,860,443.20 and 49,831,579.90 is: 74,747,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,628.80 : 132,860,443.20 = 49,831,579.90 : x
  2. Step 2: Convert to fraction form
    88,573,628.80/132,860,443.20 = 49,831,579.90/x
  3. Step 3: Cross multiply
    88,573,628.80x = 132,860,443.20 × 49,831,579.90
  4. Step 4: Simplify right side
    88,573,628.80x = 6,620,645,790,870,212
  5. Step 5: Solve for x
    x = 6,620,645,790,870,212/88,573,628.80
  6. Step 6: Final answer
    x = 74,747,369.85

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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.