Home / 71,289,025-98,459,098.50-48,179,608.36

Finding the Fourth Proportional to 71,289,025, 98,459,098.50 and 48,179,608.36

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Solution

The fourth proportional to 71,289,025, 98,459,098.50 and 48,179,608.36 is: 66,542,091.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,289,025 : 98,459,098.50 = 48,179,608.36 : x
  2. Step 2: Convert to fraction form
    71,289,025/98,459,098.50 = 48,179,608.36/x
  3. Step 3: Cross multiply
    71,289,025x = 98,459,098.50 × 48,179,608.36
  4. Step 4: Simplify right side
    71,289,025x = 4,743,720,805,208,663
  5. Step 5: Solve for x
    x = 4,743,720,805,208,663/71,289,025
  6. Step 6: Final answer
    x = 66,542,091.23

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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.