Home / 108,009,359.80-149,052,911.94-58,449,735.04

Finding the Fourth Proportional to 108,009,359.80, 149,052,911.94 and 58,449,735.04

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Solution

The fourth proportional to 108,009,359.80, 149,052,911.94 and 58,449,735.04 is: 80,660,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,009,359.80 : 149,052,911.94 = 58,449,735.04 : x
  2. Step 2: Convert to fraction form
    108,009,359.80/149,052,911.94 = 58,449,735.04/x
  3. Step 3: Cross multiply
    108,009,359.80x = 149,052,911.94 × 58,449,735.04
  4. Step 4: Simplify right side
    108,009,359.80x = 8,712,103,209,833,452
  5. Step 5: Solve for x
    x = 8,712,103,209,833,452/108,009,359.80
  6. Step 6: Final answer
    x = 80,660,631.87

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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.