Home / 476,929,608.20-715,394,412.30-322,740,859.40

Finding the Fourth Proportional to 476,929,608.20, 715,394,412.30 and 322,740,859.40

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Solution

The fourth proportional to 476,929,608.20, 715,394,412.30 and 322,740,859.40 is: 484,111,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,929,608.20 : 715,394,412.30 = 322,740,859.40 : x
  2. Step 2: Convert to fraction form
    476,929,608.20/715,394,412.30 = 322,740,859.40/x
  3. Step 3: Cross multiply
    476,929,608.20x = 715,394,412.30 × 322,740,859.40
  4. Step 4: Simplify right side
    476,929,608.20x = 230,887,007,435,659,904
  5. Step 5: Solve for x
    x = 230,887,007,435,659,904/476,929,608.20
  6. Step 6: Final answer
    x = 484,111,289.10

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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.