Home / 18,145,156,973.30-27,217,735,460.04-14,471,836,781.30

Finding the Fourth Proportional to 18,145,156,973.30, 27,217,735,460.04 and 14,471,836,781.30

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Solution

The fourth proportional to 18,145,156,973.30, 27,217,735,460.04 and 14,471,836,781.30 is: 21,707,755,172.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,156,973.30 : 27,217,735,460.04 = 14,471,836,781.30 : x
  2. Step 2: Convert to fraction form
    18,145,156,973.30/27,217,735,460.04 = 14,471,836,781.30/x
  3. Step 3: Cross multiply
    18,145,156,973.30x = 27,217,735,460.04 × 14,471,836,781.30
  4. Step 4: Simplify right side
    18,145,156,973.30x = 393,890,625,134,300,168,192
  5. Step 5: Solve for x
    x = 393,890,625,134,300,168,192/18,145,156,973.30
  6. Step 6: Final answer
    x = 21,707,755,172.02

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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.