Home / 19,891,281,046.56-27,449,828,202.89-10,859,039,151.57

Finding the Fourth Proportional to 19,891,281,046.56, 27,449,828,202.89 and 10,859,039,151.57

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Solution

The fourth proportional to 19,891,281,046.56, 27,449,828,202.89 and 10,859,039,151.57 is: 14,985,397,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,891,281,046.56 : 27,449,828,202.89 = 10,859,039,151.57 : x
  2. Step 2: Convert to fraction form
    19,891,281,046.56/27,449,828,202.89 = 10,859,039,151.57/x
  3. Step 3: Cross multiply
    19,891,281,046.56x = 27,449,828,202.89 × 10,859,039,151.57
  4. Step 4: Simplify right side
    19,891,281,046.56x = 298,078,759,158,998,564,864
  5. Step 5: Solve for x
    x = 298,078,759,158,998,564,864/19,891,281,046.56
  6. Step 6: Final answer
    x = 14,985,397,796.21

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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.