Home / 146,959,247,616.64-220,259,784,269.76-76,174,934,369.92

Finding the Fourth Proportional to 146,959,247,616.64, 220,259,784,269.76 and 76,174,934,369.92

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Solution

The fourth proportional to 146,959,247,616.64, 220,259,784,269.76 and 76,174,934,369.92 is: 114,169,573,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,959,247,616.64 : 220,259,784,269.76 = 76,174,934,369.92 : x
  2. Step 2: Convert to fraction form
    146,959,247,616.64/220,259,784,269.76 = 76,174,934,369.92/x
  3. Step 3: Cross multiply
    146,959,247,616.64x = 220,259,784,269.76 × 76,174,934,369.92
  4. Step 4: Simplify right side
    146,959,247,616.64x = 16,778,274,611,081,705,947,136
  5. Step 5: Solve for x
    x = 16,778,274,611,081,705,947,136/146,959,247,616.64
  6. Step 6: Final answer
    x = 114,169,573,423.85

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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.