Home / 69,613,152.60-104,320,196.10-51,274,234.20

Finding the Fourth Proportional to 69,613,152.60, 104,320,196.10 and 51,274,234.20

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Solution

The fourth proportional to 69,613,152.60, 104,320,196.10 and 51,274,234.20 is: 76,838,039.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,613,152.60 : 104,320,196.10 = 51,274,234.20 : x
  2. Step 2: Convert to fraction form
    69,613,152.60/104,320,196.10 = 51,274,234.20/x
  3. Step 3: Cross multiply
    69,613,152.60x = 104,320,196.10 × 51,274,234.20
  4. Step 4: Simplify right side
    69,613,152.60x = 5,348,938,166,621,327
  5. Step 5: Solve for x
    x = 5,348,938,166,621,327/69,613,152.60
  6. Step 6: Final answer
    x = 76,838,039.46

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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.