Home / 223,928,904.71-309,023,322.97-124,815,936.69

Finding the Fourth Proportional to 223,928,904.71, 309,023,322.97 and 124,815,936.69

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Solution

The fourth proportional to 223,928,904.71, 309,023,322.97 and 124,815,936.69 is: 172,246,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,928,904.71 : 309,023,322.97 = 124,815,936.69 : x
  2. Step 2: Convert to fraction form
    223,928,904.71/309,023,322.97 = 124,815,936.69/x
  3. Step 3: Cross multiply
    223,928,904.71x = 309,023,322.97 × 124,815,936.69
  4. Step 4: Simplify right side
    223,928,904.71x = 38,571,035,514,278,152
  5. Step 5: Solve for x
    x = 38,571,035,514,278,152/223,928,904.71
  6. Step 6: Final answer
    x = 172,246,792.19

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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.