Home / 7,728,982,677.78-11,582,748,058.23-3,521,653,335.42

Finding the Fourth Proportional to 7,728,982,677.78, 11,582,748,058.23 and 3,521,653,335.42

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Solution

The fourth proportional to 7,728,982,677.78, 11,582,748,058.23 and 3,521,653,335.42 is: 5,277,592,800.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728,982,677.78 : 11,582,748,058.23 = 3,521,653,335.42 : x
  2. Step 2: Convert to fraction form
    7,728,982,677.78/11,582,748,058.23 = 3,521,653,335.42/x
  3. Step 3: Cross multiply
    7,728,982,677.78x = 11,582,748,058.23 × 3,521,653,335.42
  4. Step 4: Simplify right side
    7,728,982,677.78x = 40,790,423,332,595,204,096
  5. Step 5: Solve for x
    x = 40,790,423,332,595,204,096/7,728,982,677.78
  6. Step 6: Final answer
    x = 5,277,592,800.13

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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.