Home / 74,325,273.40-111,487,910.10-68,585,710.60

Finding the Fourth Proportional to 74,325,273.40, 111,487,910.10 and 68,585,710.60

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Solution

The fourth proportional to 74,325,273.40, 111,487,910.10 and 68,585,710.60 is: 102,878,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,325,273.40 : 111,487,910.10 = 68,585,710.60 : x
  2. Step 2: Convert to fraction form
    74,325,273.40/111,487,910.10 = 68,585,710.60/x
  3. Step 3: Cross multiply
    74,325,273.40x = 111,487,910.10 × 68,585,710.60
  4. Step 4: Simplify right side
    74,325,273.40x = 7,646,477,537,517,416
  5. Step 5: Solve for x
    x = 7,646,477,537,517,416/74,325,273.40
  6. Step 6: Final answer
    x = 102,878,565.90

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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.