Home / 482,976,320.40-724,464,480.60-448,964,096.40

Finding the Fourth Proportional to 482,976,320.40, 724,464,480.60 and 448,964,096.40

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Solution

The fourth proportional to 482,976,320.40, 724,464,480.60 and 448,964,096.40 is: 673,446,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,976,320.40 : 724,464,480.60 = 448,964,096.40 : x
  2. Step 2: Convert to fraction form
    482,976,320.40/724,464,480.60 = 448,964,096.40/x
  3. Step 3: Cross multiply
    482,976,320.40x = 724,464,480.60 × 448,964,096.40
  4. Step 4: Simplify right side
    482,976,320.40x = 325,258,540,906,474,304
  5. Step 5: Solve for x
    x = 325,258,540,906,474,304/482,976,320.40
  6. Step 6: Final answer
    x = 673,446,144.60

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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.