Home / 68,948,110.80-103,422,166.20-40,226,677.20

Finding the Fourth Proportional to 68,948,110.80, 103,422,166.20 and 40,226,677.20

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Solution

The fourth proportional to 68,948,110.80, 103,422,166.20 and 40,226,677.20 is: 60,340,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,948,110.80 : 103,422,166.20 = 40,226,677.20 : x
  2. Step 2: Convert to fraction form
    68,948,110.80/103,422,166.20 = 40,226,677.20/x
  3. Step 3: Cross multiply
    68,948,110.80x = 103,422,166.20 × 40,226,677.20
  4. Step 4: Simplify right side
    68,948,110.80x = 4,160,330,095,052,151
  5. Step 5: Solve for x
    x = 4,160,330,095,052,151/68,948,110.80
  6. Step 6: Final answer
    x = 60,340,015.80

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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.