Home / 415,100,083.80-572,844,924.96-247,850,958.57

Finding the Fourth Proportional to 415,100,083.80, 572,844,924.96 and 247,850,958.57

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Solution

The fourth proportional to 415,100,083.80, 572,844,924.96 and 247,850,958.57 is: 342,038,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,100,083.80 : 572,844,924.96 = 247,850,958.57 : x
  2. Step 2: Convert to fraction form
    415,100,083.80/572,844,924.96 = 247,850,958.57/x
  3. Step 3: Cross multiply
    415,100,083.80x = 572,844,924.96 × 247,850,958.57
  4. Step 4: Simplify right side
    415,100,083.80x = 141,980,163,763,295,728
  5. Step 5: Solve for x
    x = 141,980,163,763,295,728/415,100,083.80
  6. Step 6: Final answer
    x = 342,038,388.58

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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.