Home / 414,518,532.80-622,175,930.40-210,277,227.20

Finding the Fourth Proportional to 414,518,532.80, 622,175,930.40 and 210,277,227.20

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Solution

The fourth proportional to 414,518,532.80, 622,175,930.40 and 210,277,227.20 is: 315,617,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,518,532.80 : 622,175,930.40 = 210,277,227.20 : x
  2. Step 2: Convert to fraction form
    414,518,532.80/622,175,930.40 = 210,277,227.20/x
  3. Step 3: Cross multiply
    414,518,532.80x = 622,175,930.40 × 210,277,227.20
  4. Step 4: Simplify right side
    414,518,532.80x = 130,829,429,475,092,176
  5. Step 5: Solve for x
    x = 130,829,429,475,092,176/414,518,532.80
  6. Step 6: Final answer
    x = 315,617,805.05

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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.