Home / 576,775,903.47-797,006,560.77-419,870,605.42

Finding the Fourth Proportional to 576,775,903.47, 797,006,560.77 and 419,870,605.42

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Solution

The fourth proportional to 576,775,903.47, 797,006,560.77 and 419,870,605.42 is: 580,190,027.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,775,903.47 : 797,006,560.77 = 419,870,605.42 : x
  2. Step 2: Convert to fraction form
    576,775,903.47/797,006,560.77 = 419,870,605.42/x
  3. Step 3: Cross multiply
    576,775,903.47x = 797,006,560.77 × 419,870,605.42
  4. Step 4: Simplify right side
    576,775,903.47x = 334,639,627,195,200,192
  5. Step 5: Solve for x
    x = 334,639,627,195,200,192/576,775,903.47
  6. Step 6: Final answer
    x = 580,190,027.33

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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.