Home / 426,216,327-588,178,531.44-230,646,039

Finding the Fourth Proportional to 426,216,327, 588,178,531.44 and 230,646,039

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Solution

The fourth proportional to 426,216,327, 588,178,531.44 and 230,646,039 is: 318,291,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,216,327 : 588,178,531.44 = 230,646,039 : x
  2. Step 2: Convert to fraction form
    426,216,327/588,178,531.44 = 230,646,039/x
  3. Step 3: Cross multiply
    426,216,327x = 588,178,531.44 × 230,646,039
  4. Step 4: Simplify right side
    426,216,327x = 135,661,048,501,472,976
  5. Step 5: Solve for x
    x = 135,661,048,501,472,976/426,216,327
  6. Step 6: Final answer
    x = 318,291,533.92

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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.