Home / 155,520,488.20-233,280,732.30-115,209,704.20

Finding the Fourth Proportional to 155,520,488.20, 233,280,732.30 and 115,209,704.20

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Solution

The fourth proportional to 155,520,488.20, 233,280,732.30 and 115,209,704.20 is: 172,814,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520,488.20 : 233,280,732.30 = 115,209,704.20 : x
  2. Step 2: Convert to fraction form
    155,520,488.20/233,280,732.30 = 115,209,704.20/x
  3. Step 3: Cross multiply
    155,520,488.20x = 233,280,732.30 × 115,209,704.20
  4. Step 4: Simplify right side
    155,520,488.20x = 26,876,204,163,842,388
  5. Step 5: Solve for x
    x = 26,876,204,163,842,388/155,520,488.20
  6. Step 6: Final answer
    x = 172,814,556.30

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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.