Home / 256,593,144,722.68-384,904,425,697.85-67,934,137,982.28

Finding the Fourth Proportional to 256,593,144,722.68, 384,904,425,697.85 and 67,934,137,982.28

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Solution

The fourth proportional to 256,593,144,722.68, 384,904,425,697.85 and 67,934,137,982.28 is: 101,905,101,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,593,144,722.68 : 384,904,425,697.85 = 67,934,137,982.28 : x
  2. Step 2: Convert to fraction form
    256,593,144,722.68/384,904,425,697.85 = 67,934,137,982.28/x
  3. Step 3: Cross multiply
    256,593,144,722.68x = 384,904,425,697.85 × 67,934,137,982.28
  4. Step 4: Simplify right side
    256,593,144,722.68x = 26,148,150,365,347,981,033,472
  5. Step 5: Solve for x
    x = 26,148,150,365,347,981,033,472/256,593,144,722.68
  6. Step 6: Final answer
    x = 101,905,101,142.15

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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.