Home / 97,045,190.38-145,618,165.10-39,579,621.10

Finding the Fourth Proportional to 97,045,190.38, 145,618,165.10 and 39,579,621.10

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Solution

The fourth proportional to 97,045,190.38, 145,618,165.10 and 39,579,621.10 is: 59,389,978.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,045,190.38 : 145,618,165.10 = 39,579,621.10 : x
  2. Step 2: Convert to fraction form
    97,045,190.38/145,618,165.10 = 39,579,621.10/x
  3. Step 3: Cross multiply
    97,045,190.38x = 145,618,165.10 × 39,579,621.10
  4. Step 4: Simplify right side
    97,045,190.38x = 5,763,511,799,935,244
  5. Step 5: Solve for x
    x = 5,763,511,799,935,244/97,045,190.38
  6. Step 6: Final answer
    x = 59,389,978.81

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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.