Home / 186,743,721.52-280,066,689.97-55,550,649.27

Finding the Fourth Proportional to 186,743,721.52, 280,066,689.97 and 55,550,649.27

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Solution

The fourth proportional to 186,743,721.52, 280,066,689.97 and 55,550,649.27 is: 83,311,429.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,743,721.52 : 280,066,689.97 = 55,550,649.27 : x
  2. Step 2: Convert to fraction form
    186,743,721.52/280,066,689.97 = 55,550,649.27/x
  3. Step 3: Cross multiply
    186,743,721.52x = 280,066,689.97 × 55,550,649.27
  4. Step 4: Simplify right side
    186,743,721.52x = 15,557,886,466,455,544
  5. Step 5: Solve for x
    x = 15,557,886,466,455,544/186,743,721.52
  6. Step 6: Final answer
    x = 83,311,429.91

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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.