Home / 79,483,509.20-119,229,200.40-41,219,757.20

Finding the Fourth Proportional to 79,483,509.20, 119,229,200.40 and 41,219,757.20

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Solution

The fourth proportional to 79,483,509.20, 119,229,200.40 and 41,219,757.20 is: 61,831,677.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,483,509.20 : 119,229,200.40 = 41,219,757.20 : x
  2. Step 2: Convert to fraction form
    79,483,509.20/119,229,200.40 = 41,219,757.20/x
  3. Step 3: Cross multiply
    79,483,509.20x = 119,229,200.40 × 41,219,757.20
  4. Step 4: Simplify right side
    79,483,509.20x = 4,914,598,691,638,143
  5. Step 5: Solve for x
    x = 4,914,598,691,638,143/79,483,509.20
  6. Step 6: Final answer
    x = 61,831,677.30

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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.