Home / 97,045,187.88-145,618,161.34-39,579,618.60

Finding the Fourth Proportional to 97,045,187.88, 145,618,161.34 and 39,579,618.60

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Solution

The fourth proportional to 97,045,187.88, 145,618,161.34 and 39,579,618.60 is: 59,389,975.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,045,187.88 : 145,618,161.34 = 39,579,618.60 : x
  2. Step 2: Convert to fraction form
    97,045,187.88/145,618,161.34 = 39,579,618.60/x
  3. Step 3: Cross multiply
    97,045,187.88x = 145,618,161.34 × 39,579,618.60
  4. Step 4: Simplify right side
    97,045,187.88x = 5,763,511,287,070,465
  5. Step 5: Solve for x
    x = 5,763,511,287,070,465/97,045,187.88
  6. Step 6: Final answer
    x = 59,389,975.05

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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.