Home / 144,443,134.56-199,331,502.08-82,564,801.60

Finding the Fourth Proportional to 144,443,134.56, 199,331,502.08 and 82,564,801.60

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Solution

The fourth proportional to 144,443,134.56, 199,331,502.08 and 82,564,801.60 is: 113,939,412.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,443,134.56 : 199,331,502.08 = 82,564,801.60 : x
  2. Step 2: Convert to fraction form
    144,443,134.56/199,331,502.08 = 82,564,801.60/x
  3. Step 3: Cross multiply
    144,443,134.56x = 199,331,502.08 × 82,564,801.60
  4. Step 4: Simplify right side
    144,443,134.56x = 16,457,765,921,865,188
  5. Step 5: Solve for x
    x = 16,457,765,921,865,188/144,443,134.56
  6. Step 6: Final answer
    x = 113,939,412.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.