Home / 89,073,083.60-133,609,625.40-80,463,739.40

Finding the Fourth Proportional to 89,073,083.60, 133,609,625.40 and 80,463,739.40

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Solution

The fourth proportional to 89,073,083.60, 133,609,625.40 and 80,463,739.40 is: 120,695,609.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,073,083.60 : 133,609,625.40 = 80,463,739.40 : x
  2. Step 2: Convert to fraction form
    89,073,083.60/133,609,625.40 = 80,463,739.40/x
  3. Step 3: Cross multiply
    89,073,083.60x = 133,609,625.40 × 80,463,739.40
  4. Step 4: Simplify right side
    89,073,083.60x = 10,750,730,079,517,222
  5. Step 5: Solve for x
    x = 10,750,730,079,517,222/89,073,083.60
  6. Step 6: Final answer
    x = 120,695,609.10

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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.