Home / 380,105,969-524,546,237.40-206,265,713

Finding the Fourth Proportional to 380,105,969, 524,546,237.40 and 206,265,713

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Solution

The fourth proportional to 380,105,969, 524,546,237.40 and 206,265,713 is: 284,646,684.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,105,969 : 524,546,237.40 = 206,265,713 : x
  2. Step 2: Convert to fraction form
    380,105,969/524,546,237.40 = 206,265,713/x
  3. Step 3: Cross multiply
    380,105,969x = 524,546,237.40 × 206,265,713
  4. Step 4: Simplify right side
    380,105,969x = 108,195,903,658,778,256
  5. Step 5: Solve for x
    x = 108,195,903,658,778,256/380,105,969
  6. Step 6: Final answer
    x = 284,646,684.04

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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.