Home / 397,831,256.70-596,746,885.05-333,261,175.20

Finding the Fourth Proportional to 397,831,256.70, 596,746,885.05 and 333,261,175.20

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Solution

The fourth proportional to 397,831,256.70, 596,746,885.05 and 333,261,175.20 is: 499,891,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,831,256.70 : 596,746,885.05 = 333,261,175.20 : x
  2. Step 2: Convert to fraction form
    397,831,256.70/596,746,885.05 = 333,261,175.20/x
  3. Step 3: Cross multiply
    397,831,256.70x = 596,746,885.05 × 333,261,175.20
  4. Step 4: Simplify right side
    397,831,256.70x = 198,872,568,208,702,272
  5. Step 5: Solve for x
    x = 198,872,568,208,702,272/397,831,256.70
  6. Step 6: Final answer
    x = 499,891,762.80

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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.