Home / 15,943,263,739.70-22,002,372,377.09-9,169,087,608.17

Finding the Fourth Proportional to 15,943,263,739.70, 22,002,372,377.09 and 9,169,087,608.17

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Solution

The fourth proportional to 15,943,263,739.70, 22,002,372,377.09 and 9,169,087,608.17 is: 12,653,725,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943,263,739.70 : 22,002,372,377.09 = 9,169,087,608.17 : x
  2. Step 2: Convert to fraction form
    15,943,263,739.70/22,002,372,377.09 = 9,169,087,608.17/x
  3. Step 3: Cross multiply
    15,943,263,739.70x = 22,002,372,377.09 × 9,169,087,608.17
  4. Step 4: Simplify right side
    15,943,263,739.70x = 201,741,679,912,961,966,080
  5. Step 5: Solve for x
    x = 201,741,679,912,961,966,080/15,943,263,739.70
  6. Step 6: Final answer
    x = 12,653,725,310.38

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Double scale
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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.