Home / 375,195,481.60-517,769,371.92-210,184,212.64

Finding the Fourth Proportional to 375,195,481.60, 517,769,371.92 and 210,184,212.64

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Solution

The fourth proportional to 375,195,481.60, 517,769,371.92 and 210,184,212.64 is: 290,053,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,195,481.60 : 517,769,371.92 = 210,184,212.64 : x
  2. Step 2: Convert to fraction form
    375,195,481.60/517,769,371.92 = 210,184,212.64/x
  3. Step 3: Cross multiply
    375,195,481.60x = 517,769,371.92 × 210,184,212.64
  4. Step 4: Simplify right side
    375,195,481.60x = 108,826,947,766,112,528
  5. Step 5: Solve for x
    x = 108,826,947,766,112,528/375,195,481.60
  6. Step 6: Final answer
    x = 290,053,993.46

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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.