Home / 279,820,623.44-419,609,034.60-148,634,190.92

Finding the Fourth Proportional to 279,820,623.44, 419,609,034.60 and 148,634,190.92

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Solution

The fourth proportional to 279,820,623.44, 419,609,034.60 and 148,634,190.92 is: 222,886,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,820,623.44 : 419,609,034.60 = 148,634,190.92 : x
  2. Step 2: Convert to fraction form
    279,820,623.44/419,609,034.60 = 148,634,190.92/x
  3. Step 3: Cross multiply
    279,820,623.44x = 419,609,034.60 × 148,634,190.92
  4. Step 4: Simplify right side
    279,820,623.44x = 62,368,249,360,493,280
  5. Step 5: Solve for x
    x = 62,368,249,360,493,280/279,820,623.44
  6. Step 6: Final answer
    x = 222,886,535.64

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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.