Home / 441,344,016.90-662,016,025.35-393,726,903.30

Finding the Fourth Proportional to 441,344,016.90, 662,016,025.35 and 393,726,903.30

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Solution

The fourth proportional to 441,344,016.90, 662,016,025.35 and 393,726,903.30 is: 590,590,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,344,016.90 : 662,016,025.35 = 393,726,903.30 : x
  2. Step 2: Convert to fraction form
    441,344,016.90/662,016,025.35 = 393,726,903.30/x
  3. Step 3: Cross multiply
    441,344,016.90x = 662,016,025.35 × 393,726,903.30
  4. Step 4: Simplify right side
    441,344,016.90x = 260,653,519,596,029,824
  5. Step 5: Solve for x
    x = 260,653,519,596,029,824/441,344,016.90
  6. Step 6: Final answer
    x = 590,590,354.95

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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.