Home / 209,953,512.70-314,930,269.05-88,784,964.70

Finding the Fourth Proportional to 209,953,512.70, 314,930,269.05 and 88,784,964.70

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Solution

The fourth proportional to 209,953,512.70, 314,930,269.05 and 88,784,964.70 is: 133,177,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,512.70 : 314,930,269.05 = 88,784,964.70 : x
  2. Step 2: Convert to fraction form
    209,953,512.70/314,930,269.05 = 88,784,964.70/x
  3. Step 3: Cross multiply
    209,953,512.70x = 314,930,269.05 × 88,784,964.70
  4. Step 4: Simplify right side
    209,953,512.70x = 27,961,072,820,565,756
  5. Step 5: Solve for x
    x = 27,961,072,820,565,756/209,953,512.70
  6. Step 6: Final answer
    x = 133,177,447.05

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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.