Home / 131,047,153.84-196,571,010.48-53,269,164.24

Finding the Fourth Proportional to 131,047,153.84, 196,571,010.48 and 53,269,164.24

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Solution

The fourth proportional to 131,047,153.84, 196,571,010.48 and 53,269,164.24 is: 79,903,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,047,153.84 : 196,571,010.48 = 53,269,164.24 : x
  2. Step 2: Convert to fraction form
    131,047,153.84/196,571,010.48 = 53,269,164.24/x
  3. Step 3: Cross multiply
    131,047,153.84x = 196,571,010.48 × 53,269,164.24
  4. Step 4: Simplify right side
    131,047,153.84x = 10,471,173,442,081,882
  5. Step 5: Solve for x
    x = 10,471,173,442,081,882/131,047,153.84
  6. Step 6: Final answer
    x = 79,903,860.06

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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.