Home / 79,100,586.18-118,715,242.59-40,773,061.26

Finding the Fourth Proportional to 79,100,586.18, 118,715,242.59 and 40,773,061.26

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Solution

The fourth proportional to 79,100,586.18, 118,715,242.59 and 40,773,061.26 is: 61,192,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,100,586.18 : 118,715,242.59 = 40,773,061.26 : x
  2. Step 2: Convert to fraction form
    79,100,586.18/118,715,242.59 = 40,773,061.26/x
  3. Step 3: Cross multiply
    79,100,586.18x = 118,715,242.59 × 40,773,061.26
  4. Step 4: Simplify right side
    79,100,586.18x = 4,840,383,858,617,831
  5. Step 5: Solve for x
    x = 4,840,383,858,617,831/79,100,586.18
  6. Step 6: Final answer
    x = 61,192,768.50

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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.