Home / 1,994,976,007.70-2,992,464,011.56-830,057,335.70

Finding the Fourth Proportional to 1,994,976,007.70, 2,992,464,011.56 and 830,057,335.70

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Solution

The fourth proportional to 1,994,976,007.70, 2,992,464,011.56 and 830,057,335.70 is: 1,245,086,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,976,007.70 : 2,992,464,011.56 = 830,057,335.70 : x
  2. Step 2: Convert to fraction form
    1,994,976,007.70/2,992,464,011.56 = 830,057,335.70/x
  3. Step 3: Cross multiply
    1,994,976,007.70x = 2,992,464,011.56 × 830,057,335.70
  4. Step 4: Simplify right side
    1,994,976,007.70x = 2,483,916,704,613,627,904
  5. Step 5: Solve for x
    x = 2,483,916,704,613,627,904/1,994,976,007.70
  6. Step 6: Final answer
    x = 1,245,086,003.55

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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.