Home / 394,672,146.42-544,522,352.07-229,627,829.46

Finding the Fourth Proportional to 394,672,146.42, 544,522,352.07 and 229,627,829.46

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Solution

The fourth proportional to 394,672,146.42, 544,522,352.07 and 229,627,829.46 is: 316,813,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,672,146.42 : 544,522,352.07 = 229,627,829.46 : x
  2. Step 2: Convert to fraction form
    394,672,146.42/544,522,352.07 = 229,627,829.46/x
  3. Step 3: Cross multiply
    394,672,146.42x = 544,522,352.07 × 229,627,829.46
  4. Step 4: Simplify right side
    394,672,146.42x = 125,037,485,798,288,048
  5. Step 5: Solve for x
    x = 125,037,485,798,288,048/394,672,146.42
  6. Step 6: Final answer
    x = 316,813,555.08

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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.