Home / 397,831,205.20-596,746,807.80-333,261,123.70

Finding the Fourth Proportional to 397,831,205.20, 596,746,807.80 and 333,261,123.70

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Solution

The fourth proportional to 397,831,205.20, 596,746,807.80 and 333,261,123.70 is: 499,891,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,831,205.20 : 596,746,807.80 = 333,261,123.70 : x
  2. Step 2: Convert to fraction form
    397,831,205.20/596,746,807.80 = 333,261,123.70/x
  3. Step 3: Cross multiply
    397,831,205.20x = 596,746,807.80 × 333,261,123.70
  4. Step 4: Simplify right side
    397,831,205.20x = 198,872,511,731,815,904
  5. Step 5: Solve for x
    x = 198,872,511,731,815,904/397,831,205.20
  6. Step 6: Final answer
    x = 499,891,685.55

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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.