Home / 410,454,326.91-616,663,701.57-263,190,410.04

Finding the Fourth Proportional to 410,454,326.91, 616,663,701.57 and 263,190,410.04

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Solution

The fourth proportional to 410,454,326.91, 616,663,701.57 and 263,190,410.04 is: 395,415,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,454,326.91 : 616,663,701.57 = 263,190,410.04 : x
  2. Step 2: Convert to fraction form
    410,454,326.91/616,663,701.57 = 263,190,410.04/x
  3. Step 3: Cross multiply
    410,454,326.91x = 616,663,701.57 × 263,190,410.04
  4. Step 4: Simplify right side
    410,454,326.91x = 162,299,972,476,291,936
  5. Step 5: Solve for x
    x = 162,299,972,476,291,936/410,454,326.91
  6. Step 6: Final answer
    x = 395,415,425.87

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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.