Home / 110,053,423.90-165,080,135.85-108,352,812.70

Finding the Fourth Proportional to 110,053,423.90, 165,080,135.85 and 108,352,812.70

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Solution

The fourth proportional to 110,053,423.90, 165,080,135.85 and 108,352,812.70 is: 162,529,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,053,423.90 : 165,080,135.85 = 108,352,812.70 : x
  2. Step 2: Convert to fraction form
    110,053,423.90/165,080,135.85 = 108,352,812.70/x
  3. Step 3: Cross multiply
    110,053,423.90x = 165,080,135.85 × 108,352,812.70
  4. Step 4: Simplify right side
    110,053,423.90x = 17,886,897,040,245,606
  5. Step 5: Solve for x
    x = 17,886,897,040,245,606/110,053,423.90
  6. Step 6: Final answer
    x = 162,529,219.05

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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.