Home / 73,387,366.80-110,081,050.20-39,375,142.80

Finding the Fourth Proportional to 73,387,366.80, 110,081,050.20 and 39,375,142.80

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Solution

The fourth proportional to 73,387,366.80, 110,081,050.20 and 39,375,142.80 is: 59,062,714.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,387,366.80 : 110,081,050.20 = 39,375,142.80 : x
  2. Step 2: Convert to fraction form
    73,387,366.80/110,081,050.20 = 39,375,142.80/x
  3. Step 3: Cross multiply
    73,387,366.80x = 110,081,050.20 × 39,375,142.80
  4. Step 4: Simplify right side
    73,387,366.80x = 4,334,457,071,198,968.50
  5. Step 5: Solve for x
    x = 4,334,457,071,198,968.50/73,387,366.80
  6. Step 6: Final answer
    x = 59,062,714.20

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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.