Home / 202,374,788.27-279,278,113.59-109,555,295.81

Finding the Fourth Proportional to 202,374,788.27, 279,278,113.59 and 109,555,295.81

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Solution

The fourth proportional to 202,374,788.27, 279,278,113.59 and 109,555,295.81 is: 151,186,798.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,374,788.27 : 279,278,113.59 = 109,555,295.81 : x
  2. Step 2: Convert to fraction form
    202,374,788.27/279,278,113.59 = 109,555,295.81/x
  3. Step 3: Cross multiply
    202,374,788.27x = 279,278,113.59 × 109,555,295.81
  4. Step 4: Simplify right side
    202,374,788.27x = 30,596,396,346,214,840
  5. Step 5: Solve for x
    x = 30,596,396,346,214,840/202,374,788.27
  6. Step 6: Final answer
    x = 151,186,798.56

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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.