Home / 1,149,520,032.20-1,724,280,048.30-331,659,014.60

Finding the Fourth Proportional to 1,149,520,032.20, 1,724,280,048.30 and 331,659,014.60

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Solution

The fourth proportional to 1,149,520,032.20, 1,724,280,048.30 and 331,659,014.60 is: 497,488,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,520,032.20 : 1,724,280,048.30 = 331,659,014.60 : x
  2. Step 2: Convert to fraction form
    1,149,520,032.20/1,724,280,048.30 = 331,659,014.60/x
  3. Step 3: Cross multiply
    1,149,520,032.20x = 1,724,280,048.30 × 331,659,014.60
  4. Step 4: Simplify right side
    1,149,520,032.20x = 571,873,021,713,618,432
  5. Step 5: Solve for x
    x = 571,873,021,713,618,432/1,149,520,032.20
  6. Step 6: Final answer
    x = 497,488,521.90

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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.