Home / 3,982,986,005.40-5,974,479,008.10-2,146,325,909.40

Finding the Fourth Proportional to 3,982,986,005.40, 5,974,479,008.10 and 2,146,325,909.40

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Solution

The fourth proportional to 3,982,986,005.40, 5,974,479,008.10 and 2,146,325,909.40 is: 3,219,488,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,986,005.40 : 5,974,479,008.10 = 2,146,325,909.40 : x
  2. Step 2: Convert to fraction form
    3,982,986,005.40/5,974,479,008.10 = 2,146,325,909.40/x
  3. Step 3: Cross multiply
    3,982,986,005.40x = 5,974,479,008.10 × 2,146,325,909.40
  4. Step 4: Simplify right side
    3,982,986,005.40x = 12,823,179,090,251,444,224
  5. Step 5: Solve for x
    x = 12,823,179,090,251,444,224/3,982,986,005.40
  6. Step 6: Final answer
    x = 3,219,488,864.10

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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.