Home / 265,890,452.99-366,990,047.12-155,917,595.39

Finding the Fourth Proportional to 265,890,452.99, 366,990,047.12 and 155,917,595.39

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Solution

The fourth proportional to 265,890,452.99, 366,990,047.12 and 155,917,595.39 is: 215,202,182.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,890,452.99 : 366,990,047.12 = 155,917,595.39 : x
  2. Step 2: Convert to fraction form
    265,890,452.99/366,990,047.12 = 155,917,595.39/x
  3. Step 3: Cross multiply
    265,890,452.99x = 366,990,047.12 × 155,917,595.39
  4. Step 4: Simplify right side
    265,890,452.99x = 57,220,205,677,568,032
  5. Step 5: Solve for x
    x = 57,220,205,677,568,032/265,890,452.99
  6. Step 6: Final answer
    x = 215,202,182.08

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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.