Home / 110,592,002.20-165,888,003.30-81,926,555.80

Finding the Fourth Proportional to 110,592,002.20, 165,888,003.30 and 81,926,555.80

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Solution

The fourth proportional to 110,592,002.20, 165,888,003.30 and 81,926,555.80 is: 122,889,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,592,002.20 : 165,888,003.30 = 81,926,555.80 : x
  2. Step 2: Convert to fraction form
    110,592,002.20/165,888,003.30 = 81,926,555.80/x
  3. Step 3: Cross multiply
    110,592,002.20x = 165,888,003.30 × 81,926,555.80
  4. Step 4: Simplify right side
    110,592,002.20x = 13,590,632,758,908,034
  5. Step 5: Solve for x
    x = 13,590,632,758,908,034/110,592,002.20
  6. Step 6: Final answer
    x = 122,889,833.70

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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.