Home / 148,339,940.70-222,509,911.05-97,251,620.70

Finding the Fourth Proportional to 148,339,940.70, 222,509,911.05 and 97,251,620.70

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Solution

The fourth proportional to 148,339,940.70, 222,509,911.05 and 97,251,620.70 is: 145,877,431.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,339,940.70 : 222,509,911.05 = 97,251,620.70 : x
  2. Step 2: Convert to fraction form
    148,339,940.70/222,509,911.05 = 97,251,620.70/x
  3. Step 3: Cross multiply
    148,339,940.70x = 222,509,911.05 × 97,251,620.70
  4. Step 4: Simplify right side
    148,339,940.70x = 21,639,449,471,425,340
  5. Step 5: Solve for x
    x = 21,639,449,471,425,340/148,339,940.70
  6. Step 6: Final answer
    x = 145,877,431.05

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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.