Home / 339,258,854.34-468,197,217.41-255,479,173.61

Finding the Fourth Proportional to 339,258,854.34, 468,197,217.41 and 255,479,173.61

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Solution

The fourth proportional to 339,258,854.34, 468,197,217.41 and 255,479,173.61 is: 352,576,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,258,854.34 : 468,197,217.41 = 255,479,173.61 : x
  2. Step 2: Convert to fraction form
    339,258,854.34/468,197,217.41 = 255,479,173.61/x
  3. Step 3: Cross multiply
    339,258,854.34x = 468,197,217.41 × 255,479,173.61
  4. Step 4: Simplify right side
    339,258,854.34x = 119,614,638,188,706,016
  5. Step 5: Solve for x
    x = 119,614,638,188,706,016/339,258,854.34
  6. Step 6: Final answer
    x = 352,576,319.40

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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.