Home / 202,290,169.96-279,160,425.06-109,470,667.24

Finding the Fourth Proportional to 202,290,169.96, 279,160,425.06 and 109,470,667.24

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Solution

The fourth proportional to 202,290,169.96, 279,160,425.06 and 109,470,667.24 is: 151,069,515.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,290,169.96 : 279,160,425.06 = 109,470,667.24 : x
  2. Step 2: Convert to fraction form
    202,290,169.96/279,160,425.06 = 109,470,667.24/x
  3. Step 3: Cross multiply
    202,290,169.96x = 279,160,425.06 × 109,470,667.24
  4. Step 4: Simplify right side
    202,290,169.96x = 30,559,877,998,320,216
  5. Step 5: Solve for x
    x = 30,559,877,998,320,216/202,290,169.96
  6. Step 6: Final answer
    x = 151,069,515.66

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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.