Home / 200,295,025.66-275,764,729.53-156,185,422.66

Finding the Fourth Proportional to 200,295,025.66, 275,764,729.53 and 156,185,422.66

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Solution

The fourth proportional to 200,295,025.66, 275,764,729.53 and 156,185,422.66 is: 215,034,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,295,025.66 : 275,764,729.53 = 156,185,422.66 : x
  2. Step 2: Convert to fraction form
    200,295,025.66/275,764,729.53 = 156,185,422.66/x
  3. Step 3: Cross multiply
    200,295,025.66x = 275,764,729.53 × 156,185,422.66
  4. Step 4: Simplify right side
    200,295,025.66x = 43,070,430,836,363,624
  5. Step 5: Solve for x
    x = 43,070,430,836,363,624/200,295,025.66
  6. Step 6: Final answer
    x = 215,034,950.04

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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.