Home / 64,158,700.58-96,199,618.29-20,420,566.52

Finding the Fourth Proportional to 64,158,700.58, 96,199,618.29 and 20,420,566.52

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Solution

The fourth proportional to 64,158,700.58, 96,199,618.29 and 20,420,566.52 is: 30,618,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,158,700.58 : 96,199,618.29 = 20,420,566.52 : x
  2. Step 2: Convert to fraction form
    64,158,700.58/96,199,618.29 = 20,420,566.52/x
  3. Step 3: Cross multiply
    64,158,700.58x = 96,199,618.29 × 20,420,566.52
  4. Step 4: Simplify right side
    64,158,700.58x = 1,964,450,704,489,553.75
  5. Step 5: Solve for x
    x = 1,964,450,704,489,553.75/64,158,700.58
  6. Step 6: Final answer
    x = 30,618,617.38

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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.