Home / 108,811,388.01-150,120,280.23-61,741,202.78

Finding the Fourth Proportional to 108,811,388.01, 150,120,280.23 and 61,741,202.78

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Solution

The fourth proportional to 108,811,388.01, 150,120,280.23 and 61,741,202.78 is: 85,180,483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,811,388.01 : 150,120,280.23 = 61,741,202.78 : x
  2. Step 2: Convert to fraction form
    108,811,388.01/150,120,280.23 = 61,741,202.78/x
  3. Step 3: Cross multiply
    108,811,388.01x = 150,120,280.23 × 61,741,202.78
  4. Step 4: Simplify right side
    108,811,388.01x = 9,268,606,663,070,854
  5. Step 5: Solve for x
    x = 9,268,606,663,070,854/108,811,388.01
  6. Step 6: Final answer
    x = 85,180,483.70

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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.