Home / 1,028,655,479.33-1,419,543,481.19-558,757,167.80

Finding the Fourth Proportional to 1,028,655,479.33, 1,419,543,481.19 and 558,757,167.80

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Solution

The fourth proportional to 1,028,655,479.33, 1,419,543,481.19 and 558,757,167.80 is: 771,084,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,655,479.33 : 1,419,543,481.19 = 558,757,167.80 : x
  2. Step 2: Convert to fraction form
    1,028,655,479.33/1,419,543,481.19 = 558,757,167.80/x
  3. Step 3: Cross multiply
    1,028,655,479.33x = 1,419,543,481.19 × 558,757,167.80
  4. Step 4: Simplify right side
    1,028,655,479.33x = 793,180,095,119,432,064
  5. Step 5: Solve for x
    x = 793,180,095,119,432,064/1,028,655,479.33
  6. Step 6: Final answer
    x = 771,084,304.77

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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.