Home / 426,391,246.34-588,409,079.44-238,220,953.64

Finding the Fourth Proportional to 426,391,246.34, 588,409,079.44 and 238,220,953.64

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Solution

The fourth proportional to 426,391,246.34, 588,409,079.44 and 238,220,953.64 is: 328,738,859.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,391,246.34 : 588,409,079.44 = 238,220,953.64 : x
  2. Step 2: Convert to fraction form
    426,391,246.34/588,409,079.44 = 238,220,953.64/x
  3. Step 3: Cross multiply
    426,391,246.34x = 588,409,079.44 × 238,220,953.64
  4. Step 4: Simplify right side
    426,391,246.34x = 140,171,372,034,631,328
  5. Step 5: Solve for x
    x = 140,171,372,034,631,328/426,391,246.34
  6. Step 6: Final answer
    x = 328,738,859.53

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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.