Home / 330,731,719.30-496,442,329.80-146,628,485.72

Finding the Fourth Proportional to 330,731,719.30, 496,442,329.80 and 146,628,485.72

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Solution

The fourth proportional to 330,731,719.30, 496,442,329.80 and 146,628,485.72 is: 220,095,572.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,731,719.30 : 496,442,329.80 = 146,628,485.72 : x
  2. Step 2: Convert to fraction form
    330,731,719.30/496,442,329.80 = 146,628,485.72/x
  3. Step 3: Cross multiply
    330,731,719.30x = 496,442,329.80 × 146,628,485.72
  4. Step 4: Simplify right side
    330,731,719.30x = 72,792,587,065,536,464
  5. Step 5: Solve for x
    x = 72,792,587,065,536,464/330,731,719.30
  6. Step 6: Final answer
    x = 220,095,572.39

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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.