Home / 79,353,176.82-118,848,543.12-37,883,223.90

Finding the Fourth Proportional to 79,353,176.82, 118,848,543.12 and 37,883,223.90

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Solution

The fourth proportional to 79,353,176.82, 118,848,543.12 and 37,883,223.90 is: 56,738,320.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,353,176.82 : 118,848,543.12 = 37,883,223.90 : x
  2. Step 2: Convert to fraction form
    79,353,176.82/118,848,543.12 = 37,883,223.90/x
  3. Step 3: Cross multiply
    79,353,176.82x = 118,848,543.12 × 37,883,223.90
  4. Step 4: Simplify right side
    79,353,176.82x = 4,502,365,969,203,764.50
  5. Step 5: Solve for x
    x = 4,502,365,969,203,764.50/79,353,176.82
  6. Step 6: Final answer
    x = 56,738,320.38

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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.