Home / 88,689,997.80-133,034,996.70-52,410,292.20

Finding the Fourth Proportional to 88,689,997.80, 133,034,996.70 and 52,410,292.20

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Solution

The fourth proportional to 88,689,997.80, 133,034,996.70 and 52,410,292.20 is: 78,615,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,689,997.80 : 133,034,996.70 = 52,410,292.20 : x
  2. Step 2: Convert to fraction form
    88,689,997.80/133,034,996.70 = 52,410,292.20/x
  3. Step 3: Cross multiply
    88,689,997.80x = 133,034,996.70 × 52,410,292.20
  4. Step 4: Simplify right side
    88,689,997.80x = 6,972,403,049,873,036
  5. Step 5: Solve for x
    x = 6,972,403,049,873,036/88,689,997.80
  6. Step 6: Final answer
    x = 78,615,438.30

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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.