Home / 201,852,577.42-278,556,668.98-109,033,086.10

Finding the Fourth Proportional to 201,852,577.42, 278,556,668.98 and 109,033,086.10

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Solution

The fourth proportional to 201,852,577.42, 278,556,668.98 and 109,033,086.10 is: 150,465,719.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,852,577.42 : 278,556,668.98 = 109,033,086.10 : x
  2. Step 2: Convert to fraction form
    201,852,577.42/278,556,668.98 = 109,033,086.10/x
  3. Step 3: Cross multiply
    201,852,577.42x = 278,556,668.98 × 109,033,086.10
  4. Step 4: Simplify right side
    201,852,577.42x = 30,371,893,272,625,540
  5. Step 5: Solve for x
    x = 30,371,893,272,625,540/201,852,577.42
  6. Step 6: Final answer
    x = 150,465,719.39

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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.