Home / 283,716,824.80-425,244,562.80-130,378,381.60

Finding the Fourth Proportional to 283,716,824.80, 425,244,562.80 and 130,378,381.60

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Solution

The fourth proportional to 283,716,824.80, 425,244,562.80 and 130,378,381.60 is: 195,415,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,716,824.80 : 425,244,562.80 = 130,378,381.60 : x
  2. Step 2: Convert to fraction form
    283,716,824.80/425,244,562.80 = 130,378,381.60/x
  3. Step 3: Cross multiply
    283,716,824.80x = 425,244,562.80 × 130,378,381.60
  4. Step 4: Simplify right side
    283,716,824.80x = 55,442,697,882,063,560
  5. Step 5: Solve for x
    x = 55,442,697,882,063,560/283,716,824.80
  6. Step 6: Final answer
    x = 195,415,615.27

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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.