Home / 446,932,765.68-617,050,589.40-306,039,761.52

Finding the Fourth Proportional to 446,932,765.68, 617,050,589.40 and 306,039,761.52

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Solution

The fourth proportional to 446,932,765.68, 617,050,589.40 and 306,039,761.52 is: 422,528,912.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,932,765.68 : 617,050,589.40 = 306,039,761.52 : x
  2. Step 2: Convert to fraction form
    446,932,765.68/617,050,589.40 = 306,039,761.52/x
  3. Step 3: Cross multiply
    446,932,765.68x = 617,050,589.40 × 306,039,761.52
  4. Step 4: Simplify right side
    446,932,765.68x = 188,842,015,225,751,424
  5. Step 5: Solve for x
    x = 188,842,015,225,751,424/446,932,765.68
  6. Step 6: Final answer
    x = 422,528,912.01

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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.