Home / 426,216,266-588,178,447.56-230,645,978

Finding the Fourth Proportional to 426,216,266, 588,178,447.56 and 230,645,978

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Solution

The fourth proportional to 426,216,266, 588,178,447.56 and 230,645,978 is: 318,291,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,216,266 : 588,178,447.56 = 230,645,978 : x
  2. Step 2: Convert to fraction form
    426,216,266/588,178,447.56 = 230,645,978/x
  3. Step 3: Cross multiply
    426,216,266x = 588,178,447.56 × 230,645,978
  4. Step 4: Simplify right side
    426,216,266x = 135,660,993,275,997,904
  5. Step 5: Solve for x
    x = 135,660,993,275,997,904/426,216,266
  6. Step 6: Final answer
    x = 318,291,449.90

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1.5x scale

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.