Home / 27,746,665,920.48-38,283,836,241.84-15,703,676,723.88

Finding the Fourth Proportional to 27,746,665,920.48, 38,283,836,241.84 and 15,703,676,723.88

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Solution

The fourth proportional to 27,746,665,920.48, 38,283,836,241.84 and 15,703,676,723.88 is: 21,667,359,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746,665,920.48 : 38,283,836,241.84 = 15,703,676,723.88 : x
  2. Step 2: Convert to fraction form
    27,746,665,920.48/38,283,836,241.84 = 15,703,676,723.88/x
  3. Step 3: Cross multiply
    27,746,665,920.48x = 38,283,836,241.84 × 15,703,676,723.88
  4. Step 4: Simplify right side
    27,746,665,920.48x = 601,196,988,091,816,345,600
  5. Step 5: Solve for x
    x = 601,196,988,091,816,345,600/27,746,665,920.48
  6. Step 6: Final answer
    x = 21,667,359,596.10

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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.