Home / 300,746,481,481.65-451,305,276,392.06-139,367,808,266.36

Finding the Fourth Proportional to 300,746,481,481.65, 451,305,276,392.06 and 139,367,808,266.36

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Solution

The fourth proportional to 300,746,481,481.65, 451,305,276,392.06 and 139,367,808,266.36 is: 209,137,699,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,746,481,481.65 : 451,305,276,392.06 = 139,367,808,266.36 : x
  2. Step 2: Convert to fraction form
    300,746,481,481.65/451,305,276,392.06 = 139,367,808,266.36/x
  3. Step 3: Cross multiply
    300,746,481,481.65x = 451,305,276,392.06 × 139,367,808,266.36
  4. Step 4: Simplify right side
    300,746,481,481.65x = 62,897,427,229,805,216,006,144
  5. Step 5: Solve for x
    x = 62,897,427,229,805,216,006,144/300,746,481,481.65
  6. Step 6: Final answer
    x = 209,137,699,367.04

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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.