Home / 198,607,610.26-297,922,620.90-60,437,720.36

Finding the Fourth Proportional to 198,607,610.26, 297,922,620.90 and 60,437,720.36

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Solution

The fourth proportional to 198,607,610.26, 297,922,620.90 and 60,437,720.36 is: 90,659,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,607,610.26 : 297,922,620.90 = 60,437,720.36 : x
  2. Step 2: Convert to fraction form
    198,607,610.26/297,922,620.90 = 60,437,720.36/x
  3. Step 3: Cross multiply
    198,607,610.26x = 297,922,620.90 × 60,437,720.36
  4. Step 4: Simplify right side
    198,607,610.26x = 18,005,764,050,872,490
  5. Step 5: Solve for x
    x = 18,005,764,050,872,490/198,607,610.26
  6. Step 6: Final answer
    x = 90,659,990.46

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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.