Home / 1,091,165,573.80-1,637,783,135.72-675,384,694.68

Finding the Fourth Proportional to 1,091,165,573.80, 1,637,783,135.72 and 675,384,694.68

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Solution

The fourth proportional to 1,091,165,573.80, 1,637,783,135.72 and 675,384,694.68 is: 1,013,717,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,165,573.80 : 1,637,783,135.72 = 675,384,694.68 : x
  2. Step 2: Convert to fraction form
    1,091,165,573.80/1,637,783,135.72 = 675,384,694.68/x
  3. Step 3: Cross multiply
    1,091,165,573.80x = 1,637,783,135.72 × 675,384,694.68
  4. Step 4: Simplify right side
    1,091,165,573.80x = 1,106,133,663,070,305,152
  5. Step 5: Solve for x
    x = 1,106,133,663,070,305,152/1,091,165,573.80
  6. Step 6: Final answer
    x = 1,013,717,523.38

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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.