Home / 265,231,163.86-363,368,011.55-255,290,435.38

Finding the Fourth Proportional to 265,231,163.86, 363,368,011.55 and 255,290,435.38

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Solution

The fourth proportional to 265,231,163.86, 363,368,011.55 and 255,290,435.38 is: 349,749,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,231,163.86 : 363,368,011.55 = 255,290,435.38 : x
  2. Step 2: Convert to fraction form
    265,231,163.86/363,368,011.55 = 255,290,435.38/x
  3. Step 3: Cross multiply
    265,231,163.86x = 363,368,011.55 × 255,290,435.38
  4. Step 4: Simplify right side
    265,231,163.86x = 92,764,377,871,764,368
  5. Step 5: Solve for x
    x = 92,764,377,871,764,368/265,231,163.86
  6. Step 6: Final answer
    x = 349,749,164.17

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.