Home / 342,235,895.12-472,282,320.84-185,606,458.64

Finding the Fourth Proportional to 342,235,895.12, 472,282,320.84 and 185,606,458.64

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Solution

The fourth proportional to 342,235,895.12, 472,282,320.84 and 185,606,458.64 is: 256,135,169.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,235,895.12 : 472,282,320.84 = 185,606,458.64 : x
  2. Step 2: Convert to fraction form
    342,235,895.12/472,282,320.84 = 185,606,458.64/x
  3. Step 3: Cross multiply
    342,235,895.12x = 472,282,320.84 × 185,606,458.64
  4. Step 4: Simplify right side
    342,235,895.12x = 87,658,649,049,392,656
  5. Step 5: Solve for x
    x = 87,658,649,049,392,656/342,235,895.12
  6. Step 6: Final answer
    x = 256,135,169.63

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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.