Home / 1,119,750,857.10-1,679,626,285.65-659,452,092.30

Finding the Fourth Proportional to 1,119,750,857.10, 1,679,626,285.65 and 659,452,092.30

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Solution

The fourth proportional to 1,119,750,857.10, 1,679,626,285.65 and 659,452,092.30 is: 989,178,138.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,750,857.10 : 1,679,626,285.65 = 659,452,092.30 : x
  2. Step 2: Convert to fraction form
    1,119,750,857.10/1,679,626,285.65 = 659,452,092.30/x
  3. Step 3: Cross multiply
    1,119,750,857.10x = 1,679,626,285.65 × 659,452,092.30
  4. Step 4: Simplify right side
    1,119,750,857.10x = 1,107,633,068,353,969,920
  5. Step 5: Solve for x
    x = 1,107,633,068,353,969,920/1,119,750,857.10
  6. Step 6: Final answer
    x = 989,178,138.45

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Similar ratio
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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.