Home / 1,726,370,999.20-2,589,556,498.80-635,712,349.60

Finding the Fourth Proportional to 1,726,370,999.20, 2,589,556,498.80 and 635,712,349.60

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Solution

The fourth proportional to 1,726,370,999.20, 2,589,556,498.80 and 635,712,349.60 is: 953,568,524.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,370,999.20 : 2,589,556,498.80 = 635,712,349.60 : x
  2. Step 2: Convert to fraction form
    1,726,370,999.20/2,589,556,498.80 = 635,712,349.60/x
  3. Step 3: Cross multiply
    1,726,370,999.20x = 2,589,556,498.80 × 635,712,349.60
  4. Step 4: Simplify right side
    1,726,370,999.20x = 1,646,213,046,274,097,664
  5. Step 5: Solve for x
    x = 1,646,213,046,274,097,664/1,726,370,999.20
  6. Step 6: Final answer
    x = 953,568,524.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.