Home / 22,960,138,548.18-31,684,990,939.11-12,399,342,996.18

Finding the Fourth Proportional to 22,960,138,548.18, 31,684,990,939.11 and 12,399,342,996.18

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Solution

The fourth proportional to 22,960,138,548.18, 31,684,990,939.11 and 12,399,342,996.18 is: 17,111,093,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,960,138,548.18 : 31,684,990,939.11 = 12,399,342,996.18 : x
  2. Step 2: Convert to fraction form
    22,960,138,548.18/31,684,990,939.11 = 12,399,342,996.18/x
  3. Step 3: Cross multiply
    22,960,138,548.18x = 31,684,990,939.11 × 12,399,342,996.18
  4. Step 4: Simplify right side
    22,960,138,548.18x = 392,873,070,484,880,359,424
  5. Step 5: Solve for x
    x = 392,873,070,484,880,359,424/22,960,138,548.18
  6. Step 6: Final answer
    x = 17,111,093,195.73

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Double scale
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1.5x scale

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.