Home / 20,661,946,155.18-30,974,462,937.27-8,067,874,614.48

Finding the Fourth Proportional to 20,661,946,155.18, 30,974,462,937.27 and 8,067,874,614.48

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Solution

The fourth proportional to 20,661,946,155.18, 30,974,462,937.27 and 8,067,874,614.48 is: 12,094,605,288.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,661,946,155.18 : 30,974,462,937.27 = 8,067,874,614.48 : x
  2. Step 2: Convert to fraction form
    20,661,946,155.18/30,974,462,937.27 = 8,067,874,614.48/x
  3. Step 3: Cross multiply
    20,661,946,155.18x = 30,974,462,937.27 × 8,067,874,614.48
  4. Step 4: Simplify right side
    20,661,946,155.18x = 249,898,083,228,752,248,832
  5. Step 5: Solve for x
    x = 249,898,083,228,752,248,832/20,661,946,155.18
  6. Step 6: Final answer
    x = 12,094,605,288.00

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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.