Home / 215,622,268.80-323,433,403.20-177,358,516.80

Finding the Fourth Proportional to 215,622,268.80, 323,433,403.20 and 177,358,516.80

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Solution

The fourth proportional to 215,622,268.80, 323,433,403.20 and 177,358,516.80 is: 266,037,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,622,268.80 : 323,433,403.20 = 177,358,516.80 : x
  2. Step 2: Convert to fraction form
    215,622,268.80/323,433,403.20 = 177,358,516.80/x
  3. Step 3: Cross multiply
    215,622,268.80x = 323,433,403.20 × 177,358,516.80
  4. Step 4: Simplify right side
    215,622,268.80x = 57,363,668,675,128,376
  5. Step 5: Solve for x
    x = 57,363,668,675,128,376/215,622,268.80
  6. Step 6: Final answer
    x = 266,037,775.20

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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.