Home / 202,568,278.39-279,389,990.33-174,358,663.52

Finding the Fourth Proportional to 202,568,278.39, 279,389,990.33 and 174,358,663.52

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Solution

The fourth proportional to 202,568,278.39, 279,389,990.33 and 174,358,663.52 is: 240,482,200.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,568,278.39 : 279,389,990.33 = 174,358,663.52 : x
  2. Step 2: Convert to fraction form
    202,568,278.39/279,389,990.33 = 174,358,663.52/x
  3. Step 3: Cross multiply
    202,568,278.39x = 279,389,990.33 × 174,358,663.52
  4. Step 4: Simplify right side
    202,568,278.39x = 48,714,065,314,631,208
  5. Step 5: Solve for x
    x = 48,714,065,314,631,208/202,568,278.39
  6. Step 6: Final answer
    x = 240,482,200.38

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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.