Home / 14,752,350,809.56-20,358,305,033.46-7,978,169,241.64

Finding the Fourth Proportional to 14,752,350,809.56, 20,358,305,033.46 and 7,978,169,241.64

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Solution

The fourth proportional to 14,752,350,809.56, 20,358,305,033.46 and 7,978,169,241.64 is: 11,009,906,497.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752,350,809.56 : 20,358,305,033.46 = 7,978,169,241.64 : x
  2. Step 2: Convert to fraction form
    14,752,350,809.56/20,358,305,033.46 = 7,978,169,241.64/x
  3. Step 3: Cross multiply
    14,752,350,809.56x = 20,358,305,033.46 × 7,978,169,241.64
  4. Step 4: Simplify right side
    14,752,350,809.56x = 162,422,003,029,875,359,744
  5. Step 5: Solve for x
    x = 162,422,003,029,875,359,744/14,752,350,809.56
  6. Step 6: Final answer
    x = 11,009,906,497.38

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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.