Home / 434,099,707.68-599,057,459.12-238,542,016.80

Finding the Fourth Proportional to 434,099,707.68, 599,057,459.12 and 238,542,016.80

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Solution

The fourth proportional to 434,099,707.68, 599,057,459.12 and 238,542,016.80 is: 329,187,907.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,099,707.68 : 599,057,459.12 = 238,542,016.80 : x
  2. Step 2: Convert to fraction form
    434,099,707.68/599,057,459.12 = 238,542,016.80/x
  3. Step 3: Cross multiply
    434,099,707.68x = 599,057,459.12 × 238,542,016.80
  4. Step 4: Simplify right side
    434,099,707.68x = 142,900,374,477,568,368
  5. Step 5: Solve for x
    x = 142,900,374,477,568,368/434,099,707.68
  6. Step 6: Final answer
    x = 329,187,907.64

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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.