Home / 19,182,958,213.07-26,480,633,441.96-11,952,578,012.25

Finding the Fourth Proportional to 19,182,958,213.07, 26,480,633,441.96 and 11,952,578,012.25

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Solution

The fourth proportional to 19,182,958,213.07, 26,480,633,441.96 and 11,952,578,012.25 is: 16,499,636,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,958,213.07 : 26,480,633,441.96 = 11,952,578,012.25 : x
  2. Step 2: Convert to fraction form
    19,182,958,213.07/26,480,633,441.96 = 11,952,578,012.25/x
  3. Step 3: Cross multiply
    19,182,958,213.07x = 26,480,633,441.96 × 11,952,578,012.25
  4. Step 4: Simplify right side
    19,182,958,213.07x = 316,511,837,028,823,138,304
  5. Step 5: Solve for x
    x = 316,511,837,028,823,138,304/19,182,958,213.07
  6. Step 6: Final answer
    x = 16,499,636,474.90

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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.