Home / 170,947,226.80-256,420,840.20-73,835,241.40

Finding the Fourth Proportional to 170,947,226.80, 256,420,840.20 and 73,835,241.40

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Solution

The fourth proportional to 170,947,226.80, 256,420,840.20 and 73,835,241.40 is: 110,752,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,947,226.80 : 256,420,840.20 = 73,835,241.40 : x
  2. Step 2: Convert to fraction form
    170,947,226.80/256,420,840.20 = 73,835,241.40/x
  3. Step 3: Cross multiply
    170,947,226.80x = 256,420,840.20 × 73,835,241.40
  4. Step 4: Simplify right side
    170,947,226.80x = 18,932,894,636,157,824
  5. Step 5: Solve for x
    x = 18,932,894,636,157,824/170,947,226.80
  6. Step 6: Final answer
    x = 110,752,862.10

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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.