Home / 223,988,761.20-335,983,141.80-185,725,009.20

Finding the Fourth Proportional to 223,988,761.20, 335,983,141.80 and 185,725,009.20

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Solution

The fourth proportional to 223,988,761.20, 335,983,141.80 and 185,725,009.20 is: 278,587,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,988,761.20 : 335,983,141.80 = 185,725,009.20 : x
  2. Step 2: Convert to fraction form
    223,988,761.20/335,983,141.80 = 185,725,009.20/x
  3. Step 3: Cross multiply
    223,988,761.20x = 335,983,141.80 × 185,725,009.20
  4. Step 4: Simplify right side
    223,988,761.20x = 62,400,472,101,849,904
  5. Step 5: Solve for x
    x = 62,400,472,101,849,904/223,988,761.20
  6. Step 6: Final answer
    x = 278,587,513.80

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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.