Home / 108,924,145.80-163,386,218.70-100,610,046.60

Finding the Fourth Proportional to 108,924,145.80, 163,386,218.70 and 100,610,046.60

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Solution

The fourth proportional to 108,924,145.80, 163,386,218.70 and 100,610,046.60 is: 150,915,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,924,145.80 : 163,386,218.70 = 100,610,046.60 : x
  2. Step 2: Convert to fraction form
    108,924,145.80/163,386,218.70 = 100,610,046.60/x
  3. Step 3: Cross multiply
    108,924,145.80x = 163,386,218.70 × 100,610,046.60
  4. Step 4: Simplify right side
    108,924,145.80x = 16,438,295,077,204,790
  5. Step 5: Solve for x
    x = 16,438,295,077,204,790/108,924,145.80
  6. Step 6: Final answer
    x = 150,915,069.90

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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.