Home / 426,353,927.40-639,530,891.10-244,955,399.40

Finding the Fourth Proportional to 426,353,927.40, 639,530,891.10 and 244,955,399.40

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Solution

The fourth proportional to 426,353,927.40, 639,530,891.10 and 244,955,399.40 is: 367,433,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,353,927.40 : 639,530,891.10 = 244,955,399.40 : x
  2. Step 2: Convert to fraction form
    426,353,927.40/639,530,891.10 = 244,955,399.40/x
  3. Step 3: Cross multiply
    426,353,927.40x = 639,530,891.10 × 244,955,399.40
  4. Step 4: Simplify right side
    426,353,927.40x = 156,656,544,858,038,400
  5. Step 5: Solve for x
    x = 156,656,544,858,038,400/426,353,927.40
  6. Step 6: Final answer
    x = 367,433,099.10

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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.