Home / 201,852,014.90-302,778,022.35-132,977,261.30

Finding the Fourth Proportional to 201,852,014.90, 302,778,022.35 and 132,977,261.30

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Solution

The fourth proportional to 201,852,014.90, 302,778,022.35 and 132,977,261.30 is: 199,465,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,852,014.90 : 302,778,022.35 = 132,977,261.30 : x
  2. Step 2: Convert to fraction form
    201,852,014.90/302,778,022.35 = 132,977,261.30/x
  3. Step 3: Cross multiply
    201,852,014.90x = 302,778,022.35 × 132,977,261.30
  4. Step 4: Simplify right side
    201,852,014.90x = 40,262,592,193,933,192
  5. Step 5: Solve for x
    x = 40,262,592,193,933,192/201,852,014.90
  6. Step 6: Final answer
    x = 199,465,891.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.