Home / 422,282,630.43-633,422,678.49-107,148,049.20

Finding the Fourth Proportional to 422,282,630.43, 633,422,678.49 and 107,148,049.20

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Solution

The fourth proportional to 422,282,630.43, 633,422,678.49 and 107,148,049.20 is: 160,721,752.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,282,630.43 : 633,422,678.49 = 107,148,049.20 : x
  2. Step 2: Convert to fraction form
    422,282,630.43/633,422,678.49 = 107,148,049.20/x
  3. Step 3: Cross multiply
    422,282,630.43x = 633,422,678.49 × 107,148,049.20
  4. Step 4: Simplify right side
    422,282,630.43x = 67,870,004,319,242,304
  5. Step 5: Solve for x
    x = 67,870,004,319,242,304/422,282,630.43
  6. Step 6: Final answer
    x = 160,721,752.28

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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.