Home / 114,780,672,082.20-172,171,008,123.30-83,435,006,443.80

Finding the Fourth Proportional to 114,780,672,082.20, 172,171,008,123.30 and 83,435,006,443.80

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Solution

The fourth proportional to 114,780,672,082.20, 172,171,008,123.30 and 83,435,006,443.80 is: 125,152,509,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,780,672,082.20 : 172,171,008,123.30 = 83,435,006,443.80 : x
  2. Step 2: Convert to fraction form
    114,780,672,082.20/172,171,008,123.30 = 83,435,006,443.80/x
  3. Step 3: Cross multiply
    114,780,672,082.20x = 172,171,008,123.30 × 83,435,006,443.80
  4. Step 4: Simplify right side
    114,780,672,082.20x = 14,365,089,172,203,077,894,144
  5. Step 5: Solve for x
    x = 14,365,089,172,203,077,894,144/114,780,672,082.20
  6. Step 6: Final answer
    x = 125,152,509,665.70

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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.