Home / 69,984,090.20-104,976,135.30-52,977,978.20

Finding the Fourth Proportional to 69,984,090.20, 104,976,135.30 and 52,977,978.20

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Solution

The fourth proportional to 69,984,090.20, 104,976,135.30 and 52,977,978.20 is: 79,466,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,090.20 : 104,976,135.30 = 52,977,978.20 : x
  2. Step 2: Convert to fraction form
    69,984,090.20/104,976,135.30 = 52,977,978.20/x
  3. Step 3: Cross multiply
    69,984,090.20x = 104,976,135.30 × 52,977,978.20
  4. Step 4: Simplify right side
    69,984,090.20x = 5,561,423,407,443,651
  5. Step 5: Solve for x
    x = 5,561,423,407,443,651/69,984,090.20
  6. Step 6: Final answer
    x = 79,466,967.30

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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.