Home / 107,552,820.80-161,392,216.80-39,402,401.60

Finding the Fourth Proportional to 107,552,820.80, 161,392,216.80 and 39,402,401.60

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Solution

The fourth proportional to 107,552,820.80, 161,392,216.80 and 39,402,401.60 is: 59,126,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,552,820.80 : 161,392,216.80 = 39,402,401.60 : x
  2. Step 2: Convert to fraction form
    107,552,820.80/161,392,216.80 = 39,402,401.60/x
  3. Step 3: Cross multiply
    107,552,820.80x = 161,392,216.80 × 39,402,401.60
  4. Step 4: Simplify right side
    107,552,820.80x = 6,359,240,941,467,868
  5. Step 5: Solve for x
    x = 6,359,240,941,467,868/107,552,820.80
  6. Step 6: Final answer
    x = 59,126,677.42

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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.