Home / 18,144,860,810.30-27,217,291,215.45-14,471,540,618.30

Finding the Fourth Proportional to 18,144,860,810.30, 27,217,291,215.45 and 14,471,540,618.30

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Solution

The fourth proportional to 18,144,860,810.30, 27,217,291,215.45 and 14,471,540,618.30 is: 21,707,310,927.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,860,810.30 : 27,217,291,215.45 = 14,471,540,618.30 : x
  2. Step 2: Convert to fraction form
    18,144,860,810.30/27,217,291,215.45 = 14,471,540,618.30/x
  3. Step 3: Cross multiply
    18,144,860,810.30x = 27,217,291,215.45 × 14,471,540,618.30
  4. Step 4: Simplify right side
    18,144,860,810.30x = 393,876,135,344,484,450,304
  5. Step 5: Solve for x
    x = 393,876,135,344,484,450,304/18,144,860,810.30
  6. Step 6: Final answer
    x = 21,707,310,927.45

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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.