Home / 10,865,016,005.20-16,297,524,007.80-10,436,461,982.80

Finding the Fourth Proportional to 10,865,016,005.20, 16,297,524,007.80 and 10,436,461,982.80

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Solution

The fourth proportional to 10,865,016,005.20, 16,297,524,007.80 and 10,436,461,982.80 is: 15,654,692,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,016,005.20 : 16,297,524,007.80 = 10,436,461,982.80 : x
  2. Step 2: Convert to fraction form
    10,865,016,005.20/16,297,524,007.80 = 10,436,461,982.80/x
  3. Step 3: Cross multiply
    10,865,016,005.20x = 16,297,524,007.80 × 10,436,461,982.80
  4. Step 4: Simplify right side
    10,865,016,005.20x = 170,088,489,721,174,982,656
  5. Step 5: Solve for x
    x = 170,088,489,721,174,982,656/10,865,016,005.20
  6. Step 6: Final answer
    x = 15,654,692,974.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.