Home / 319,764,269.46-479,692,158.54-98,454,334.58

Finding the Fourth Proportional to 319,764,269.46, 479,692,158.54 and 98,454,334.58

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Solution

The fourth proportional to 319,764,269.46, 479,692,158.54 and 98,454,334.58 is: 147,695,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,764,269.46 : 479,692,158.54 = 98,454,334.58 : x
  2. Step 2: Convert to fraction form
    319,764,269.46/479,692,158.54 = 98,454,334.58/x
  3. Step 3: Cross multiply
    319,764,269.46x = 479,692,158.54 × 98,454,334.58
  4. Step 4: Simplify right side
    319,764,269.46x = 47,227,772,272,299,568
  5. Step 5: Solve for x
    x = 47,227,772,272,299,568/319,764,269.46
  6. Step 6: Final answer
    x = 147,695,589.48

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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.