Home / 524,592,133.20-787,392,084.60-266,099,230.80

Finding the Fourth Proportional to 524,592,133.20, 787,392,084.60 and 266,099,230.80

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Solution

The fourth proportional to 524,592,133.20, 787,392,084.60 and 266,099,230.80 is: 399,404,441.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,592,133.20 : 787,392,084.60 = 266,099,230.80 : x
  2. Step 2: Convert to fraction form
    524,592,133.20/787,392,084.60 = 266,099,230.80/x
  3. Step 3: Cross multiply
    524,592,133.20x = 787,392,084.60 × 266,099,230.80
  4. Step 4: Simplify right side
    524,592,133.20x = 209,524,428,050,068,544
  5. Step 5: Solve for x
    x = 209,524,428,050,068,544/524,592,133.20
  6. Step 6: Final answer
    x = 399,404,441.64

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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.