Home / 97,027,997.80-145,541,996.70-28,861,832.20

Finding the Fourth Proportional to 97,027,997.80, 145,541,996.70 and 28,861,832.20

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Solution

The fourth proportional to 97,027,997.80, 145,541,996.70 and 28,861,832.20 is: 43,292,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,027,997.80 : 145,541,996.70 = 28,861,832.20 : x
  2. Step 2: Convert to fraction form
    97,027,997.80/145,541,996.70 = 28,861,832.20/x
  3. Step 3: Cross multiply
    97,027,997.80x = 145,541,996.70 × 28,861,832.20
  4. Step 4: Simplify right side
    97,027,997.80x = 4,200,608,686,808,353.50
  5. Step 5: Solve for x
    x = 4,200,608,686,808,353.50/97,027,997.80
  6. Step 6: Final answer
    x = 43,292,748.30

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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.