Home / 92,202,406.80-138,209,131.80-53,844,176.40

Finding the Fourth Proportional to 92,202,406.80, 138,209,131.80 and 53,844,176.40

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Solution

The fourth proportional to 92,202,406.80, 138,209,131.80 and 53,844,176.40 is: 80,711,091.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,202,406.80 : 138,209,131.80 = 53,844,176.40 : x
  2. Step 2: Convert to fraction form
    92,202,406.80/138,209,131.80 = 53,844,176.40/x
  3. Step 3: Cross multiply
    92,202,406.80x = 138,209,131.80 × 53,844,176.40
  4. Step 4: Simplify right side
    92,202,406.80x = 7,441,756,872,730,050
  5. Step 5: Solve for x
    x = 7,441,756,872,730,050/92,202,406.80
  6. Step 6: Final answer
    x = 80,711,091.29

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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.