Home / 468,313,344.30-702,470,016.45-439,615,530.30

Finding the Fourth Proportional to 468,313,344.30, 702,470,016.45 and 439,615,530.30

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Solution

The fourth proportional to 468,313,344.30, 702,470,016.45 and 439,615,530.30 is: 659,423,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,313,344.30 : 702,470,016.45 = 439,615,530.30 : x
  2. Step 2: Convert to fraction form
    468,313,344.30/702,470,016.45 = 439,615,530.30/x
  3. Step 3: Cross multiply
    468,313,344.30x = 702,470,016.45 × 439,615,530.30
  4. Step 4: Simplify right side
    468,313,344.30x = 308,816,728,801,516,480
  5. Step 5: Solve for x
    x = 308,816,728,801,516,480/468,313,344.30
  6. Step 6: Final answer
    x = 659,423,295.45

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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.