Home / 10,193,253,999.90-15,289,880,999.85-3,208,206,072.30

Finding the Fourth Proportional to 10,193,253,999.90, 15,289,880,999.85 and 3,208,206,072.30

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Solution

The fourth proportional to 10,193,253,999.90, 15,289,880,999.85 and 3,208,206,072.30 is: 4,812,309,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193,253,999.90 : 15,289,880,999.85 = 3,208,206,072.30 : x
  2. Step 2: Convert to fraction form
    10,193,253,999.90/15,289,880,999.85 = 3,208,206,072.30/x
  3. Step 3: Cross multiply
    10,193,253,999.90x = 15,289,880,999.85 × 3,208,206,072.30
  4. Step 4: Simplify right side
    10,193,253,999.90x = 49,053,089,068,463,169,536
  5. Step 5: Solve for x
    x = 49,053,089,068,463,169,536/10,193,253,999.90
  6. Step 6: Final answer
    x = 4,812,309,108.45

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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.