Home / 397,831,212.20-596,746,818.30-333,261,130.70

Finding the Fourth Proportional to 397,831,212.20, 596,746,818.30 and 333,261,130.70

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Solution

The fourth proportional to 397,831,212.20, 596,746,818.30 and 333,261,130.70 is: 499,891,696.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,831,212.20 : 596,746,818.30 = 333,261,130.70 : x
  2. Step 2: Convert to fraction form
    397,831,212.20/596,746,818.30 = 333,261,130.70/x
  3. Step 3: Cross multiply
    397,831,212.20x = 596,746,818.30 × 333,261,130.70
  4. Step 4: Simplify right side
    397,831,212.20x = 198,872,519,408,285,440
  5. Step 5: Solve for x
    x = 198,872,519,408,285,440/397,831,212.20
  6. Step 6: Final answer
    x = 499,891,696.05

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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.