Home / 13,451,598,521.70-20,177,397,782.55-8,807,796,204.90

Finding the Fourth Proportional to 13,451,598,521.70, 20,177,397,782.55 and 8,807,796,204.90

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Solution

The fourth proportional to 13,451,598,521.70, 20,177,397,782.55 and 8,807,796,204.90 is: 13,211,694,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,451,598,521.70 : 20,177,397,782.55 = 8,807,796,204.90 : x
  2. Step 2: Convert to fraction form
    13,451,598,521.70/20,177,397,782.55 = 8,807,796,204.90/x
  3. Step 3: Cross multiply
    13,451,598,521.70x = 20,177,397,782.55 × 8,807,796,204.90
  4. Step 4: Simplify right side
    13,451,598,521.70x = 177,718,407,613,901,537,280
  5. Step 5: Solve for x
    x = 177,718,407,613,901,537,280/13,451,598,521.70
  6. Step 6: Final answer
    x = 13,211,694,307.35

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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.