Home / 143,005,517.40-214,508,276.10-110,720,476.65

Finding the Fourth Proportional to 143,005,517.40, 214,508,276.10 and 110,720,476.65

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Solution

The fourth proportional to 143,005,517.40, 214,508,276.10 and 110,720,476.65 is: 166,080,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,005,517.40 : 214,508,276.10 = 110,720,476.65 : x
  2. Step 2: Convert to fraction form
    143,005,517.40/214,508,276.10 = 110,720,476.65/x
  3. Step 3: Cross multiply
    143,005,517.40x = 214,508,276.10 × 110,720,476.65
  4. Step 4: Simplify right side
    143,005,517.40x = 23,750,458,575,161,804
  5. Step 5: Solve for x
    x = 23,750,458,575,161,804/143,005,517.40
  6. Step 6: Final answer
    x = 166,080,714.98

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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.