Home / 111,276,123.70-166,796,380.70-37,429,604.21

Finding the Fourth Proportional to 111,276,123.70, 166,796,380.70 and 37,429,604.21

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Solution

The fourth proportional to 111,276,123.70, 166,796,380.70 and 37,429,604.21 is: 56,104,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,276,123.70 : 166,796,380.70 = 37,429,604.21 : x
  2. Step 2: Convert to fraction form
    111,276,123.70/166,796,380.70 = 37,429,604.21/x
  3. Step 3: Cross multiply
    111,276,123.70x = 166,796,380.70 × 37,429,604.21
  4. Step 4: Simplify right side
    111,276,123.70x = 6,243,122,513,261,482
  5. Step 5: Solve for x
    x = 6,243,122,513,261,482/111,276,123.70
  6. Step 6: Final answer
    x = 56,104,780.66

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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.