Home / 28,843,835,035.92-39,804,726,062.06-15,983,689,808.57

Finding the Fourth Proportional to 28,843,835,035.92, 39,804,726,062.06 and 15,983,689,808.57

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Solution

The fourth proportional to 28,843,835,035.92, 39,804,726,062.06 and 15,983,689,808.57 is: 22,057,621,446.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,843,835,035.92 : 39,804,726,062.06 = 15,983,689,808.57 : x
  2. Step 2: Convert to fraction form
    28,843,835,035.92/39,804,726,062.06 = 15,983,689,808.57/x
  3. Step 3: Cross multiply
    28,843,835,035.92x = 39,804,726,062.06 × 15,983,689,808.57
  4. Step 4: Simplify right side
    28,843,835,035.92x = 636,226,394,290,790,203,392
  5. Step 5: Solve for x
    x = 636,226,394,290,790,203,392/28,843,835,035.92
  6. Step 6: Final answer
    x = 22,057,621,446.61

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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.