Home / 404,908,304.27-558,773,998.76-219,269,640.11

Finding the Fourth Proportional to 404,908,304.27, 558,773,998.76 and 219,269,640.11

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Solution

The fourth proportional to 404,908,304.27, 558,773,998.76 and 219,269,640.11 is: 302,592,395.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,908,304.27 : 558,773,998.76 = 219,269,640.11 : x
  2. Step 2: Convert to fraction form
    404,908,304.27/558,773,998.76 = 219,269,640.11/x
  3. Step 3: Cross multiply
    404,908,304.27x = 558,773,998.76 × 219,269,640.11
  4. Step 4: Simplify right side
    404,908,304.27x = 122,522,173,608,685,088
  5. Step 5: Solve for x
    x = 122,522,173,608,685,088/404,908,304.27
  6. Step 6: Final answer
    x = 302,592,395.16

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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.