Home / 146,153,119.13-201,691,300.02-80,076,123.53

Finding the Fourth Proportional to 146,153,119.13, 201,691,300.02 and 80,076,123.53

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Solution

The fourth proportional to 146,153,119.13, 201,691,300.02 and 80,076,123.53 is: 110,505,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,153,119.13 : 201,691,300.02 = 80,076,123.53 : x
  2. Step 2: Convert to fraction form
    146,153,119.13/201,691,300.02 = 80,076,123.53/x
  3. Step 3: Cross multiply
    146,153,119.13x = 201,691,300.02 × 80,076,123.53
  4. Step 4: Simplify right side
    146,153,119.13x = 16,150,657,455,327,812
  5. Step 5: Solve for x
    x = 16,150,657,455,327,812/146,153,119.13
  6. Step 6: Final answer
    x = 110,505,048.07

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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.