Home / 131,233,318.02-181,107,481.26-75,478,753.98

Finding the Fourth Proportional to 131,233,318.02, 181,107,481.26 and 75,478,753.98

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Solution

The fourth proportional to 131,233,318.02, 181,107,481.26 and 75,478,753.98 is: 104,163,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,233,318.02 : 181,107,481.26 = 75,478,753.98 : x
  2. Step 2: Convert to fraction form
    131,233,318.02/181,107,481.26 = 75,478,753.98/x
  3. Step 3: Cross multiply
    131,233,318.02x = 181,107,481.26 × 75,478,753.98
  4. Step 4: Simplify right side
    131,233,318.02x = 13,669,767,021,961,000
  5. Step 5: Solve for x
    x = 13,669,767,021,961,000/131,233,318.02
  6. Step 6: Final answer
    x = 104,163,845.19

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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.