Home / 568,728,515.28-784,848,253.34-317,837,094.52

Finding the Fourth Proportional to 568,728,515.28, 784,848,253.34 and 317,837,094.52

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Solution

The fourth proportional to 568,728,515.28, 784,848,253.34 and 317,837,094.52 is: 438,616,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,728,515.28 : 784,848,253.34 = 317,837,094.52 : x
  2. Step 2: Convert to fraction form
    568,728,515.28/784,848,253.34 = 317,837,094.52/x
  3. Step 3: Cross multiply
    568,728,515.28x = 784,848,253.34 × 317,837,094.52
  4. Step 4: Simplify right side
    568,728,515.28x = 249,453,888,480,682,496
  5. Step 5: Solve for x
    x = 249,453,888,480,682,496/568,728,515.28
  6. Step 6: Final answer
    x = 438,616,812.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.