Home / 13,566,336,020.75-18,708,550,991.53-8,981,342,522.75

Finding the Fourth Proportional to 13,566,336,020.75, 18,708,550,991.53 and 8,981,342,522.75

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Solution

The fourth proportional to 13,566,336,020.75, 18,708,550,991.53 and 8,981,342,522.75 is: 12,385,651,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566,336,020.75 : 18,708,550,991.53 = 8,981,342,522.75 : x
  2. Step 2: Convert to fraction form
    13,566,336,020.75/18,708,550,991.53 = 8,981,342,522.75/x
  3. Step 3: Cross multiply
    13,566,336,020.75x = 18,708,550,991.53 × 8,981,342,522.75
  4. Step 4: Simplify right side
    13,566,336,020.75x = 168,027,904,559,293,890,560
  5. Step 5: Solve for x
    x = 168,027,904,559,293,890,560/13,566,336,020.75
  6. Step 6: Final answer
    x = 12,385,651,092.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.