Home / 133,035,273.90-199,552,910.85-87,648,317.10

Finding the Fourth Proportional to 133,035,273.90, 199,552,910.85 and 87,648,317.10

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Solution

The fourth proportional to 133,035,273.90, 199,552,910.85 and 87,648,317.10 is: 131,472,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,035,273.90 : 199,552,910.85 = 87,648,317.10 : x
  2. Step 2: Convert to fraction form
    133,035,273.90/199,552,910.85 = 87,648,317.10/x
  3. Step 3: Cross multiply
    133,035,273.90x = 199,552,910.85 × 87,648,317.10
  4. Step 4: Simplify right side
    133,035,273.90x = 17,490,476,808,408,828
  5. Step 5: Solve for x
    x = 17,490,476,808,408,828/133,035,273.90
  6. Step 6: Final answer
    x = 131,472,475.65

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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.