Home / 18,152,605,162.52-27,192,441,825.12-9,039,042,474.38

Finding the Fourth Proportional to 18,152,605,162.52, 27,192,441,825.12 and 9,039,042,474.38

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Solution

The fourth proportional to 18,152,605,162.52, 27,192,441,825.12 and 9,039,042,474.38 is: 13,540,405,602.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,605,162.52 : 27,192,441,825.12 = 9,039,042,474.38 : x
  2. Step 2: Convert to fraction form
    18,152,605,162.52/27,192,441,825.12 = 9,039,042,474.38/x
  3. Step 3: Cross multiply
    18,152,605,162.52x = 27,192,441,825.12 × 9,039,042,474.38
  4. Step 4: Simplify right side
    18,152,605,162.52x = 245,793,636,639,366,840,320
  5. Step 5: Solve for x
    x = 245,793,636,639,366,840,320/18,152,605,162.52
  6. Step 6: Final answer
    x = 13,540,405,602.32

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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.