Home / 300,746,481,159.55-451,305,275,906.21-139,367,807,944.33

Finding the Fourth Proportional to 300,746,481,159.55, 451,305,275,906.21 and 139,367,807,944.33

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Solution

The fourth proportional to 300,746,481,159.55, 451,305,275,906.21 and 139,367,807,944.33 is: 209,137,698,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,746,481,159.55 : 451,305,275,906.21 = 139,367,807,944.33 : x
  2. Step 2: Convert to fraction form
    300,746,481,159.55/451,305,275,906.21 = 139,367,807,944.33/x
  3. Step 3: Cross multiply
    300,746,481,159.55x = 451,305,275,906.21 × 139,367,807,944.33
  4. Step 4: Simplify right side
    300,746,481,159.55x = 62,897,427,016,759,537,303,552
  5. Step 5: Solve for x
    x = 62,897,427,016,759,537,303,552/300,746,481,159.55
  6. Step 6: Final answer
    x = 209,137,698,882.64

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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.