Home / 1,891,128,195.69-2,838,413,684.82-1,006,556,193.42

Finding the Fourth Proportional to 1,891,128,195.69, 2,838,413,684.82 and 1,006,556,193.42

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Solution

The fourth proportional to 1,891,128,195.69, 2,838,413,684.82 and 1,006,556,193.42 is: 1,510,750,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,128,195.69 : 2,838,413,684.82 = 1,006,556,193.42 : x
  2. Step 2: Convert to fraction form
    1,891,128,195.69/2,838,413,684.82 = 1,006,556,193.42/x
  3. Step 3: Cross multiply
    1,891,128,195.69x = 2,838,413,684.82 × 1,006,556,193.42
  4. Step 4: Simplify right side
    1,891,128,195.69x = 2,857,022,873,952,872,960
  5. Step 5: Solve for x
    x = 2,857,022,873,952,872,960/1,891,128,195.69
  6. Step 6: Final answer
    x = 1,510,750,503.57

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Double scale
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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.