Home / 307,650,910.80-461,476,366.20-296,901,368.40

Finding the Fourth Proportional to 307,650,910.80, 461,476,366.20 and 296,901,368.40

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Solution

The fourth proportional to 307,650,910.80, 461,476,366.20 and 296,901,368.40 is: 445,352,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,650,910.80 : 461,476,366.20 = 296,901,368.40 : x
  2. Step 2: Convert to fraction form
    307,650,910.80/461,476,366.20 = 296,901,368.40/x
  3. Step 3: Cross multiply
    307,650,910.80x = 461,476,366.20 × 296,901,368.40
  4. Step 4: Simplify right side
    307,650,910.80x = 137,012,964,609,039,488
  5. Step 5: Solve for x
    x = 137,012,964,609,039,488/307,650,910.80
  6. Step 6: Final answer
    x = 445,352,052.60

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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.