Home / 397,844,035.16-545,048,273.00-382,932,933.89

Finding the Fourth Proportional to 397,844,035.16, 545,048,273.00 and 382,932,933.89

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Solution

The fourth proportional to 397,844,035.16, 545,048,273.00 and 382,932,933.89 is: 524,619,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,844,035.16 : 545,048,273.00 = 382,932,933.89 : x
  2. Step 2: Convert to fraction form
    397,844,035.16/545,048,273.00 = 382,932,933.89/x
  3. Step 3: Cross multiply
    397,844,035.16x = 545,048,273.00 × 382,932,933.89
  4. Step 4: Simplify right side
    397,844,035.16x = 208,716,934,286,927,776
  5. Step 5: Solve for x
    x = 208,716,934,286,927,776/397,844,035.16
  6. Step 6: Final answer
    x = 524,619,991.36

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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.