Home / 19,958,874,176.41-27,538,843,006.05-11,816,634,585.58

Finding the Fourth Proportional to 19,958,874,176.41, 27,538,843,006.05 and 11,816,634,585.58

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Solution

The fourth proportional to 19,958,874,176.41, 27,538,843,006.05 and 11,816,634,585.58 is: 16,304,348,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958,874,176.41 : 27,538,843,006.05 = 11,816,634,585.58 : x
  2. Step 2: Convert to fraction form
    19,958,874,176.41/27,538,843,006.05 = 11,816,634,585.58/x
  3. Step 3: Cross multiply
    19,958,874,176.41x = 27,538,843,006.05 × 11,816,634,585.58
  4. Step 4: Simplify right side
    19,958,874,176.41x = 325,416,444,712,148,336,640
  5. Step 5: Solve for x
    x = 325,416,444,712,148,336,640/19,958,874,176.41
  6. Step 6: Final answer
    x = 16,304,348,724.08

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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.