Home / 247,057,076.04-340,659,194.40-157,629,333.84

Finding the Fourth Proportional to 247,057,076.04, 340,659,194.40 and 157,629,333.84

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Solution

The fourth proportional to 247,057,076.04, 340,659,194.40 and 157,629,333.84 is: 217,350,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,057,076.04 : 340,659,194.40 = 157,629,333.84 : x
  2. Step 2: Convert to fraction form
    247,057,076.04/340,659,194.40 = 157,629,333.84/x
  3. Step 3: Cross multiply
    247,057,076.04x = 340,659,194.40 × 157,629,333.84
  4. Step 4: Simplify right side
    247,057,076.04x = 53,697,881,879,743,056
  5. Step 5: Solve for x
    x = 53,697,881,879,743,056/247,057,076.04
  6. Step 6: Final answer
    x = 217,350,106.87

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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.