Home / 114,520,698.11-171,942,472.37-82,154,957.06

Finding the Fourth Proportional to 114,520,698.11, 171,942,472.37 and 82,154,957.06

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Solution

The fourth proportional to 114,520,698.11, 171,942,472.37 and 82,154,957.06 is: 123,348,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,520,698.11 : 171,942,472.37 = 82,154,957.06 : x
  2. Step 2: Convert to fraction form
    114,520,698.11/171,942,472.37 = 82,154,957.06/x
  3. Step 3: Cross multiply
    114,520,698.11x = 171,942,472.37 × 82,154,957.06
  4. Step 4: Simplify right side
    114,520,698.11x = 14,125,926,434,347,588
  5. Step 5: Solve for x
    x = 14,125,926,434,347,588/114,520,698.11
  6. Step 6: Final answer
    x = 123,348,238.94

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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.