Home / 397,831,266.70-596,746,900.05-333,261,185.20

Finding the Fourth Proportional to 397,831,266.70, 596,746,900.05 and 333,261,185.20

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Solution

The fourth proportional to 397,831,266.70, 596,746,900.05 and 333,261,185.20 is: 499,891,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,831,266.70 : 596,746,900.05 = 333,261,185.20 : x
  2. Step 2: Convert to fraction form
    397,831,266.70/596,746,900.05 = 333,261,185.20/x
  3. Step 3: Cross multiply
    397,831,266.70x = 596,746,900.05 × 333,261,185.20
  4. Step 4: Simplify right side
    397,831,266.70x = 198,872,579,175,088,928
  5. Step 5: Solve for x
    x = 198,872,579,175,088,928/397,831,266.70
  6. Step 6: Final answer
    x = 499,891,777.80

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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.