Home / 20,942,306,257.62-31,411,138,894.22-7,496,053,124.52

Finding the Fourth Proportional to 20,942,306,257.62, 31,411,138,894.22 and 7,496,053,124.52

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Solution

The fourth proportional to 20,942,306,257.62, 31,411,138,894.22 and 7,496,053,124.52 is: 11,243,249,093.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,942,306,257.62 : 31,411,138,894.22 = 7,496,053,124.52 : x
  2. Step 2: Convert to fraction form
    20,942,306,257.62/31,411,138,894.22 = 7,496,053,124.52/x
  3. Step 3: Cross multiply
    20,942,306,257.62x = 31,411,138,894.22 × 7,496,053,124.52
  4. Step 4: Simplify right side
    20,942,306,257.62x = 235,459,565,852,749,561,856
  5. Step 5: Solve for x
    x = 235,459,565,852,749,561,856/20,942,306,257.62
  6. Step 6: Final answer
    x = 11,243,249,093.78

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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.