Home / 18,556,808,109.29-25,609,238,463.92-10,936,175,641.37

Finding the Fourth Proportional to 18,556,808,109.29, 25,609,238,463.92 and 10,936,175,641.37

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Solution

The fourth proportional to 18,556,808,109.29, 25,609,238,463.92 and 10,936,175,641.37 is: 15,092,419,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,556,808,109.29 : 25,609,238,463.92 = 10,936,175,641.37 : x
  2. Step 2: Convert to fraction form
    18,556,808,109.29/25,609,238,463.92 = 10,936,175,641.37/x
  3. Step 3: Cross multiply
    18,556,808,109.29x = 25,609,238,463.92 × 10,936,175,641.37
  4. Step 4: Simplify right side
    18,556,808,109.29x = 280,067,129,883,157,594,112
  5. Step 5: Solve for x
    x = 280,067,129,883,157,594,112/18,556,808,109.29
  6. Step 6: Final answer
    x = 15,092,419,355.40

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1.5x scale

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.