Home / 300,746,481,159.80-451,305,275,906.58-139,367,807,944.58

Finding the Fourth Proportional to 300,746,481,159.80, 451,305,275,906.58 and 139,367,807,944.58

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Solution

The fourth proportional to 300,746,481,159.80, 451,305,275,906.58 and 139,367,807,944.58 is: 209,137,698,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,746,481,159.80 : 451,305,275,906.58 = 139,367,807,944.58 : x
  2. Step 2: Convert to fraction form
    300,746,481,159.80/451,305,275,906.58 = 139,367,807,944.58/x
  3. Step 3: Cross multiply
    300,746,481,159.80x = 451,305,275,906.58 × 139,367,807,944.58
  4. Step 4: Simplify right side
    300,746,481,159.80x = 62,897,427,016,923,928,854,528
  5. Step 5: Solve for x
    x = 62,897,427,016,923,928,854,528/300,746,481,159.80
  6. Step 6: Final answer
    x = 209,137,698,883.01

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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.