Home / 238,235,805.20-357,353,707.80-214,049,334.80

Finding the Fourth Proportional to 238,235,805.20, 357,353,707.80 and 214,049,334.80

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Solution

The fourth proportional to 238,235,805.20, 357,353,707.80 and 214,049,334.80 is: 321,074,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,235,805.20 : 357,353,707.80 = 214,049,334.80 : x
  2. Step 2: Convert to fraction form
    238,235,805.20/357,353,707.80 = 214,049,334.80/x
  3. Step 3: Cross multiply
    238,235,805.20x = 357,353,707.80 × 214,049,334.80
  4. Step 4: Simplify right side
    238,235,805.20x = 76,491,323,442,903,584
  5. Step 5: Solve for x
    x = 76,491,323,442,903,584/238,235,805.20
  6. Step 6: Final answer
    x = 321,074,002.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.