Home / 109,929,152.20-165,056,441.10-61,503,723.40

Finding the Fourth Proportional to 109,929,152.20, 165,056,441.10 and 61,503,723.40

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Solution

The fourth proportional to 109,929,152.20, 165,056,441.10 and 61,503,723.40 is: 92,346,620.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,929,152.20 : 165,056,441.10 = 61,503,723.40 : x
  2. Step 2: Convert to fraction form
    109,929,152.20/165,056,441.10 = 61,503,723.40/x
  3. Step 3: Cross multiply
    109,929,152.20x = 165,056,441.10 × 61,503,723.40
  4. Step 4: Simplify right side
    109,929,152.20x = 10,151,585,698,802,792
  5. Step 5: Solve for x
    x = 10,151,585,698,802,792/109,929,152.20
  6. Step 6: Final answer
    x = 92,346,620.49

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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.