Home / 238,224,269.40-357,336,404.10-217,061,107.80

Finding the Fourth Proportional to 238,224,269.40, 357,336,404.10 and 217,061,107.80

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Solution

The fourth proportional to 238,224,269.40, 357,336,404.10 and 217,061,107.80 is: 325,591,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,224,269.40 : 357,336,404.10 = 217,061,107.80 : x
  2. Step 2: Convert to fraction form
    238,224,269.40/357,336,404.10 = 217,061,107.80/x
  3. Step 3: Cross multiply
    238,224,269.40x = 357,336,404.10 × 217,061,107.80
  4. Step 4: Simplify right side
    238,224,269.40x = 77,563,835,731,214,464
  5. Step 5: Solve for x
    x = 77,563,835,731,214,464/238,224,269.40
  6. Step 6: Final answer
    x = 325,591,661.70

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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.