Home / 20,913,709,335.74-31,370,544,836.39-6,555,521,046.78

Finding the Fourth Proportional to 20,913,709,335.74, 31,370,544,836.39 and 6,555,521,046.78

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Solution

The fourth proportional to 20,913,709,335.74, 31,370,544,836.39 and 6,555,521,046.78 is: 9,833,275,562.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,913,709,335.74 : 31,370,544,836.39 = 6,555,521,046.78 : x
  2. Step 2: Convert to fraction form
    20,913,709,335.74/31,370,544,836.39 = 6,555,521,046.78/x
  3. Step 3: Cross multiply
    20,913,709,335.74x = 31,370,544,836.39 × 6,555,521,046.78
  4. Step 4: Simplify right side
    20,913,709,335.74x = 205,650,266,923,910,299,648
  5. Step 5: Solve for x
    x = 205,650,266,923,910,299,648/20,913,709,335.74
  6. Step 6: Final answer
    x = 9,833,275,562.10

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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.