Home / 426,391,245.34-588,409,078.06-238,220,952.64

Finding the Fourth Proportional to 426,391,245.34, 588,409,078.06 and 238,220,952.64

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Solution

The fourth proportional to 426,391,245.34, 588,409,078.06 and 238,220,952.64 is: 328,738,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,391,245.34 : 588,409,078.06 = 238,220,952.64 : x
  2. Step 2: Convert to fraction form
    426,391,245.34/588,409,078.06 = 238,220,952.64/x
  3. Step 3: Cross multiply
    426,391,245.34x = 588,409,078.06 × 238,220,952.64
  4. Step 4: Simplify right side
    426,391,245.34x = 140,171,371,117,477,296
  5. Step 5: Solve for x
    x = 140,171,371,117,477,296/426,391,245.34
  6. Step 6: Final answer
    x = 328,738,858.15

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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.