Home / 110,376,139.20-165,564,208.80-108,108,657.60

Finding the Fourth Proportional to 110,376,139.20, 165,564,208.80 and 108,108,657.60

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Solution

The fourth proportional to 110,376,139.20, 165,564,208.80 and 108,108,657.60 is: 162,162,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,376,139.20 : 165,564,208.80 = 108,108,657.60 : x
  2. Step 2: Convert to fraction form
    110,376,139.20/165,564,208.80 = 108,108,657.60/x
  3. Step 3: Cross multiply
    110,376,139.20x = 165,564,208.80 × 108,108,657.60
  4. Step 4: Simplify right side
    110,376,139.20x = 17,898,924,359,974,108
  5. Step 5: Solve for x
    x = 17,898,924,359,974,108/110,376,139.20
  6. Step 6: Final answer
    x = 162,162,986.40

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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.