Home / 547,008,451.90-820,512,677.85-164,056,003.90

Finding the Fourth Proportional to 547,008,451.90, 820,512,677.85 and 164,056,003.90

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Solution

The fourth proportional to 547,008,451.90, 820,512,677.85 and 164,056,003.90 is: 246,084,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,008,451.90 : 820,512,677.85 = 164,056,003.90 : x
  2. Step 2: Convert to fraction form
    547,008,451.90/820,512,677.85 = 164,056,003.90/x
  3. Step 3: Cross multiply
    547,008,451.90x = 820,512,677.85 × 164,056,003.90
  4. Step 4: Simplify right side
    547,008,451.90x = 134,610,031,077,359,056
  5. Step 5: Solve for x
    x = 134,610,031,077,359,056/547,008,451.90
  6. Step 6: Final answer
    x = 246,084,005.85

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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.