Home / 385,633,659.66-577,883,471.46-227,904,332.82

Finding the Fourth Proportional to 385,633,659.66, 577,883,471.46 and 227,904,332.82

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Solution

The fourth proportional to 385,633,659.66, 577,883,471.46 and 227,904,332.82 is: 341,521,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,633,659.66 : 577,883,471.46 = 227,904,332.82 : x
  2. Step 2: Convert to fraction form
    385,633,659.66/577,883,471.46 = 227,904,332.82/x
  3. Step 3: Cross multiply
    385,633,659.66x = 577,883,471.46 × 227,904,332.82
  4. Step 4: Simplify right side
    385,633,659.66x = 131,702,147,010,796,816
  5. Step 5: Solve for x
    x = 131,702,147,010,796,816/385,633,659.66
  6. Step 6: Final answer
    x = 341,521,399.16

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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.