Home / 194,121,187.57-291,187,760.03-84,890,133.03

Finding the Fourth Proportional to 194,121,187.57, 291,187,760.03 and 84,890,133.03

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Solution

The fourth proportional to 194,121,187.57, 291,187,760.03 and 84,890,133.03 is: 127,337,814.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,121,187.57 : 291,187,760.03 = 84,890,133.03 : x
  2. Step 2: Convert to fraction form
    194,121,187.57/291,187,760.03 = 84,890,133.03/x
  3. Step 3: Cross multiply
    194,121,187.57x = 291,187,760.03 × 84,890,133.03
  4. Step 4: Simplify right side
    194,121,187.57x = 24,718,967,685,229,964
  5. Step 5: Solve for x
    x = 24,718,967,685,229,964/194,121,187.57
  6. Step 6: Final answer
    x = 127,337,814.05

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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.