Home / 104,533,720.20-156,790,362.87-31,751,132.94

Finding the Fourth Proportional to 104,533,720.20, 156,790,362.87 and 31,751,132.94

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Solution

The fourth proportional to 104,533,720.20, 156,790,362.87 and 31,751,132.94 is: 47,623,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,533,720.20 : 156,790,362.87 = 31,751,132.94 : x
  2. Step 2: Convert to fraction form
    104,533,720.20/156,790,362.87 = 31,751,132.94/x
  3. Step 3: Cross multiply
    104,533,720.20x = 156,790,362.87 × 31,751,132.94
  4. Step 4: Simplify right side
    104,533,720.20x = 4,978,271,655,196,210
  5. Step 5: Solve for x
    x = 4,978,271,655,196,210/104,533,720.20
  6. Step 6: Final answer
    x = 47,623,595.96

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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.