Home / 89,008,876.82-133,405,698.36-45,854,539.04

Finding the Fourth Proportional to 89,008,876.82, 133,405,698.36 and 45,854,539.04

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Solution

The fourth proportional to 89,008,876.82, 133,405,698.36 and 45,854,539.04 is: 68,726,367.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,008,876.82 : 133,405,698.36 = 45,854,539.04 : x
  2. Step 2: Convert to fraction form
    89,008,876.82/133,405,698.36 = 45,854,539.04/x
  3. Step 3: Cross multiply
    89,008,876.82x = 133,405,698.36 × 45,854,539.04
  4. Step 4: Simplify right side
    89,008,876.82x = 6,117,256,803,607,084
  5. Step 5: Solve for x
    x = 6,117,256,803,607,084/89,008,876.82
  6. Step 6: Final answer
    x = 68,726,367.78

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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.