Home / 300,746,481,484.83-451,305,276,396.80-139,367,808,269.60

Finding the Fourth Proportional to 300,746,481,484.83, 451,305,276,396.80 and 139,367,808,269.60

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Solution

The fourth proportional to 300,746,481,484.83, 451,305,276,396.80 and 139,367,808,269.60 is: 209,137,699,371.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,746,481,484.83 : 451,305,276,396.80 = 139,367,808,269.60 : x
  2. Step 2: Convert to fraction form
    300,746,481,484.83/451,305,276,396.80 = 139,367,808,269.60/x
  3. Step 3: Cross multiply
    300,746,481,484.83x = 451,305,276,396.80 × 139,367,808,269.60
  4. Step 4: Simplify right side
    300,746,481,484.83x = 62,897,427,231,928,053,923,840
  5. Step 5: Solve for x
    x = 62,897,427,231,928,053,923,840/300,746,481,484.83
  6. Step 6: Final answer
    x = 209,137,699,371.89

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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.