Home / 404,887,918.50-558,745,191.37-219,248,934.19

Finding the Fourth Proportional to 404,887,918.50, 558,745,191.37 and 219,248,934.19

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Solution

The fourth proportional to 404,887,918.50, 558,745,191.37 and 219,248,934.19 is: 302,563,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,887,918.50 : 558,745,191.37 = 219,248,934.19 : x
  2. Step 2: Convert to fraction form
    404,887,918.50/558,745,191.37 = 219,248,934.19/x
  3. Step 3: Cross multiply
    404,887,918.50x = 558,745,191.37 × 219,248,934.19
  4. Step 4: Simplify right side
    404,887,918.50x = 122,504,287,691,660,080
  5. Step 5: Solve for x
    x = 122,504,287,691,660,080/404,887,918.50
  6. Step 6: Final answer
    x = 302,563,455.45

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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.