Home / 443,232,043.20-664,848,064.80-298,113,220.80

Finding the Fourth Proportional to 443,232,043.20, 664,848,064.80 and 298,113,220.80

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Solution

The fourth proportional to 443,232,043.20, 664,848,064.80 and 298,113,220.80 is: 447,169,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,043.20 : 664,848,064.80 = 298,113,220.80 : x
  2. Step 2: Convert to fraction form
    443,232,043.20/664,848,064.80 = 298,113,220.80/x
  3. Step 3: Cross multiply
    443,232,043.20x = 664,848,064.80 × 298,113,220.80
  4. Step 4: Simplify right side
    443,232,043.20x = 198,199,997,940,175,104
  5. Step 5: Solve for x
    x = 198,199,997,940,175,104/443,232,043.20
  6. Step 6: Final answer
    x = 447,169,831.20

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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.