Home / 131,993,085.51-182,141,972.66-73,255,790.43

Finding the Fourth Proportional to 131,993,085.51, 182,141,972.66 and 73,255,790.43

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Solution

The fourth proportional to 131,993,085.51, 182,141,972.66 and 73,255,790.43 is: 101,088,281.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,993,085.51 : 182,141,972.66 = 73,255,790.43 : x
  2. Step 2: Convert to fraction form
    131,993,085.51/182,141,972.66 = 73,255,790.43/x
  3. Step 3: Cross multiply
    131,993,085.51x = 182,141,972.66 × 73,255,790.43
  4. Step 4: Simplify right side
    131,993,085.51x = 13,342,954,177,870,890
  5. Step 5: Solve for x
    x = 13,342,954,177,870,890/131,993,085.51
  6. Step 6: Final answer
    x = 101,088,281.45

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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.