Home / 200,103,895.19-275,924,091.25-130,359,940.31

Finding the Fourth Proportional to 200,103,895.19, 275,924,091.25 and 130,359,940.31

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Solution

The fourth proportional to 200,103,895.19, 275,924,091.25 and 130,359,940.31 is: 179,753,862.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,103,895.19 : 275,924,091.25 = 130,359,940.31 : x
  2. Step 2: Convert to fraction form
    200,103,895.19/275,924,091.25 = 130,359,940.31/x
  3. Step 3: Cross multiply
    200,103,895.19x = 275,924,091.25 × 130,359,940.31
  4. Step 4: Simplify right side
    200,103,895.19x = 35,969,448,065,440,992
  5. Step 5: Solve for x
    x = 35,969,448,065,440,992/200,103,895.19
  6. Step 6: Final answer
    x = 179,753,862.52

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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.