Home / 1,331,594,235-1,998,180,431.82-741,878,072.28

Finding the Fourth Proportional to 1,331,594,235, 1,998,180,431.82 and 741,878,072.28

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Solution

The fourth proportional to 1,331,594,235, 1,998,180,431.82 and 741,878,072.28 is: 1,113,256,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,594,235 : 1,998,180,431.82 = 741,878,072.28 : x
  2. Step 2: Convert to fraction form
    1,331,594,235/1,998,180,431.82 = 741,878,072.28/x
  3. Step 3: Cross multiply
    1,331,594,235x = 1,998,180,431.82 × 741,878,072.28
  4. Step 4: Simplify right side
    1,331,594,235x = 1,482,406,246,826,239,488
  5. Step 5: Solve for x
    x = 1,482,406,246,826,239,488/1,331,594,235
  6. Step 6: Final answer
    x = 1,113,256,732.32

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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.