Home / 2,391,520,912.80-3,587,281,369.20-668,234,896.80

Finding the Fourth Proportional to 2,391,520,912.80, 3,587,281,369.20 and 668,234,896.80

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Solution

The fourth proportional to 2,391,520,912.80, 3,587,281,369.20 and 668,234,896.80 is: 1,002,352,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,520,912.80 : 3,587,281,369.20 = 668,234,896.80 : x
  2. Step 2: Convert to fraction form
    2,391,520,912.80/3,587,281,369.20 = 668,234,896.80/x
  3. Step 3: Cross multiply
    2,391,520,912.80x = 3,587,281,369.20 × 668,234,896.80
  4. Step 4: Simplify right side
    2,391,520,912.80x = 2,397,146,595,539,924,480
  5. Step 5: Solve for x
    x = 2,397,146,595,539,924,480/2,391,520,912.80
  6. Step 6: Final answer
    x = 1,002,352,345.20

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1.5x scale

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.