Home / 11,231,556,011.80-16,847,334,017.70-7,966,382,507.80

Finding the Fourth Proportional to 11,231,556,011.80, 16,847,334,017.70 and 7,966,382,507.80

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Solution

The fourth proportional to 11,231,556,011.80, 16,847,334,017.70 and 7,966,382,507.80 is: 11,949,573,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231,556,011.80 : 16,847,334,017.70 = 7,966,382,507.80 : x
  2. Step 2: Convert to fraction form
    11,231,556,011.80/16,847,334,017.70 = 7,966,382,507.80/x
  3. Step 3: Cross multiply
    11,231,556,011.80x = 16,847,334,017.70 × 7,966,382,507.80
  4. Step 4: Simplify right side
    11,231,556,011.80x = 134,212,307,021,669,187,584
  5. Step 5: Solve for x
    x = 134,212,307,021,669,187,584/11,231,556,011.80
  6. Step 6: Final answer
    x = 11,949,573,761.70

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Double scale
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Similar ratio
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1.5x scale

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.