Home / 104,687,820.37-144,470,261.20-57,649,268.03

Finding the Fourth Proportional to 104,687,820.37, 144,470,261.20 and 57,649,268.03

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Solution

The fourth proportional to 104,687,820.37, 144,470,261.20 and 57,649,268.03 is: 79,556,578.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,687,820.37 : 144,470,261.20 = 57,649,268.03 : x
  2. Step 2: Convert to fraction form
    104,687,820.37/144,470,261.20 = 57,649,268.03/x
  3. Step 3: Cross multiply
    104,687,820.37x = 144,470,261.20 × 57,649,268.03
  4. Step 4: Simplify right side
    104,687,820.37x = 8,328,604,810,282,909
  5. Step 5: Solve for x
    x = 8,328,604,810,282,909/104,687,820.37
  6. Step 6: Final answer
    x = 79,556,578.61

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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.