Home / 188,369,148-259,891,002.72-109,996,165.92

Finding the Fourth Proportional to 188,369,148, 259,891,002.72 and 109,996,165.92

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Solution

The fourth proportional to 188,369,148, 259,891,002.72 and 109,996,165.92 is: 151,760,594.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,369,148 : 259,891,002.72 = 109,996,165.92 : x
  2. Step 2: Convert to fraction form
    188,369,148/259,891,002.72 = 109,996,165.92/x
  3. Step 3: Cross multiply
    188,369,148x = 259,891,002.72 × 109,996,165.92
  4. Step 4: Simplify right side
    188,369,148x = 28,587,013,856,304,292
  5. Step 5: Solve for x
    x = 28,587,013,856,304,292/188,369,148
  6. Step 6: Final answer
    x = 151,760,594.34

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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.