Home / 219,322,855.80-329,110,254.90-83,105,998.20

Finding the Fourth Proportional to 219,322,855.80, 329,110,254.90 and 83,105,998.20

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Solution

The fourth proportional to 219,322,855.80, 329,110,254.90 and 83,105,998.20 is: 124,706,730.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,322,855.80 : 329,110,254.90 = 83,105,998.20 : x
  2. Step 2: Convert to fraction form
    219,322,855.80/329,110,254.90 = 83,105,998.20/x
  3. Step 3: Cross multiply
    219,322,855.80x = 329,110,254.90 × 83,105,998.20
  4. Step 4: Simplify right side
    219,322,855.80x = 27,351,036,251,320,940
  5. Step 5: Solve for x
    x = 27,351,036,251,320,940/219,322,855.80
  6. Step 6: Final answer
    x = 124,706,730.41

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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.