Home / 14,138,708,524.97-19,510,518,693.38-7,794,729,608.81

Finding the Fourth Proportional to 14,138,708,524.97, 19,510,518,693.38 and 7,794,729,608.81

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Solution

The fourth proportional to 14,138,708,524.97, 19,510,518,693.38 and 7,794,729,608.81 is: 10,756,231,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,138,708,524.97 : 19,510,518,693.38 = 7,794,729,608.81 : x
  2. Step 2: Convert to fraction form
    14,138,708,524.97/19,510,518,693.38 = 7,794,729,608.81/x
  3. Step 3: Cross multiply
    14,138,708,524.97x = 19,510,518,693.38 × 7,794,729,608.81
  4. Step 4: Simplify right side
    14,138,708,524.97x = 152,079,217,742,393,573,376
  5. Step 5: Solve for x
    x = 152,079,217,742,393,573,376/14,138,708,524.97
  6. Step 6: Final answer
    x = 10,756,231,198.48

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Double scale
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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.