Home / 575,436,611.69-794,101,030.49-321,115,301.75

Finding the Fourth Proportional to 575,436,611.69, 794,101,030.49 and 321,115,301.75

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Solution

The fourth proportional to 575,436,611.69, 794,101,030.49 and 321,115,301.75 is: 443,138,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,436,611.69 : 794,101,030.49 = 321,115,301.75 : x
  2. Step 2: Convert to fraction form
    575,436,611.69/794,101,030.49 = 321,115,301.75/x
  3. Step 3: Cross multiply
    575,436,611.69x = 794,101,030.49 × 321,115,301.75
  4. Step 4: Simplify right side
    575,436,611.69x = 254,997,992,020,206,240
  5. Step 5: Solve for x
    x = 254,997,992,020,206,240/575,436,611.69
  6. Step 6: Final answer
    x = 443,138,282.90

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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.