Home / 219,675,179.22-303,131,711.75-130,351,732.32

Finding the Fourth Proportional to 219,675,179.22, 303,131,711.75 and 130,351,732.32

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Solution

The fourth proportional to 219,675,179.22, 303,131,711.75 and 130,351,732.32 is: 179,873,501.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,675,179.22 : 303,131,711.75 = 130,351,732.32 : x
  2. Step 2: Convert to fraction form
    219,675,179.22/303,131,711.75 = 130,351,732.32/x
  3. Step 3: Cross multiply
    219,675,179.22x = 303,131,711.75 × 130,351,732.32
  4. Step 4: Simplify right side
    219,675,179.22x = 39,513,743,746,439,712
  5. Step 5: Solve for x
    x = 39,513,743,746,439,712/219,675,179.22
  6. Step 6: Final answer
    x = 179,873,501.81

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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.