Home / 90,997,173.48-125,562,052.89-51,833,974.08

Finding the Fourth Proportional to 90,997,173.48, 125,562,052.89 and 51,833,974.08

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Solution

The fourth proportional to 90,997,173.48, 125,562,052.89 and 51,833,974.08 is: 71,522,883.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,997,173.48 : 125,562,052.89 = 51,833,974.08 : x
  2. Step 2: Convert to fraction form
    90,997,173.48/125,562,052.89 = 51,833,974.08/x
  3. Step 3: Cross multiply
    90,997,173.48x = 125,562,052.89 × 51,833,974.08
  4. Step 4: Simplify right side
    90,997,173.48x = 6,508,380,194,931,849
  5. Step 5: Solve for x
    x = 6,508,380,194,931,849/90,997,173.48
  6. Step 6: Final answer
    x = 71,522,883.03

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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.