Home / 148,191,037.80-222,286,556.70-67,412,005.80

Finding the Fourth Proportional to 148,191,037.80, 222,286,556.70 and 67,412,005.80

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Solution

The fourth proportional to 148,191,037.80, 222,286,556.70 and 67,412,005.80 is: 101,118,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,191,037.80 : 222,286,556.70 = 67,412,005.80 : x
  2. Step 2: Convert to fraction form
    148,191,037.80/222,286,556.70 = 67,412,005.80/x
  3. Step 3: Cross multiply
    148,191,037.80x = 222,286,556.70 × 67,412,005.80
  4. Step 4: Simplify right side
    148,191,037.80x = 14,984,782,649,522,428
  5. Step 5: Solve for x
    x = 14,984,782,649,522,428/148,191,037.80
  6. Step 6: Final answer
    x = 101,118,008.70

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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.