Home / 330,813,809.70-496,220,714.55-325,711,976.10

Finding the Fourth Proportional to 330,813,809.70, 496,220,714.55 and 325,711,976.10

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Solution

The fourth proportional to 330,813,809.70, 496,220,714.55 and 325,711,976.10 is: 488,567,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,813,809.70 : 496,220,714.55 = 325,711,976.10 : x
  2. Step 2: Convert to fraction form
    330,813,809.70/496,220,714.55 = 325,711,976.10/x
  3. Step 3: Cross multiply
    330,813,809.70x = 496,220,714.55 × 325,711,976.10
  4. Step 4: Simplify right side
    330,813,809.70x = 161,625,029,517,834,528
  5. Step 5: Solve for x
    x = 161,625,029,517,834,528/330,813,809.70
  6. Step 6: Final answer
    x = 488,567,964.15

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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.