Home / 188,213,455.20-282,420,493.20-73,201,749.60

Finding the Fourth Proportional to 188,213,455.20, 282,420,493.20 and 73,201,749.60

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Solution

The fourth proportional to 188,213,455.20, 282,420,493.20 and 73,201,749.60 is: 109,841,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,213,455.20 : 282,420,493.20 = 73,201,749.60 : x
  2. Step 2: Convert to fraction form
    188,213,455.20/282,420,493.20 = 73,201,749.60/x
  3. Step 3: Cross multiply
    188,213,455.20x = 282,420,493.20 × 73,201,749.60
  4. Step 4: Simplify right side
    188,213,455.20x = 20,673,674,225,134,900
  5. Step 5: Solve for x
    x = 20,673,674,225,134,900/188,213,455.20
  6. Step 6: Final answer
    x = 109,841,638.07

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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.