Home / 664,576,213.60-996,864,320.40-377,921,749.60

Finding the Fourth Proportional to 664,576,213.60, 996,864,320.40 and 377,921,749.60

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Solution

The fourth proportional to 664,576,213.60, 996,864,320.40 and 377,921,749.60 is: 566,882,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,576,213.60 : 996,864,320.40 = 377,921,749.60 : x
  2. Step 2: Convert to fraction form
    664,576,213.60/996,864,320.40 = 377,921,749.60/x
  3. Step 3: Cross multiply
    664,576,213.60x = 996,864,320.40 × 377,921,749.60
  4. Step 4: Simplify right side
    664,576,213.60x = 376,736,708,079,382,976
  5. Step 5: Solve for x
    x = 376,736,708,079,382,976/664,576,213.60
  6. Step 6: Final answer
    x = 566,882,624.40

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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.