Home / 1,145,763,269.82-1,579,902,106.95-773,839,591.74

Finding the Fourth Proportional to 1,145,763,269.82, 1,579,902,106.95 and 773,839,591.74

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Solution

The fourth proportional to 1,145,763,269.82, 1,579,902,106.95 and 773,839,591.74 is: 1,067,053,582.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,763,269.82 : 1,579,902,106.95 = 773,839,591.74 : x
  2. Step 2: Convert to fraction form
    1,145,763,269.82/1,579,902,106.95 = 773,839,591.74/x
  3. Step 3: Cross multiply
    1,145,763,269.82x = 1,579,902,106.95 × 773,839,591.74
  4. Step 4: Simplify right side
    1,145,763,269.82x = 1,222,590,801,431,353,856
  5. Step 5: Solve for x
    x = 1,222,590,801,431,353,856/1,145,763,269.82
  6. Step 6: Final answer
    x = 1,067,053,582.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.