Home / 194,871,065.42-268,956,720.24-116,563,234.07

Finding the Fourth Proportional to 194,871,065.42, 268,956,720.24 and 116,563,234.07

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Solution

The fourth proportional to 194,871,065.42, 268,956,720.24 and 116,563,234.07 is: 160,877,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,871,065.42 : 268,956,720.24 = 116,563,234.07 : x
  2. Step 2: Convert to fraction form
    194,871,065.42/268,956,720.24 = 116,563,234.07/x
  3. Step 3: Cross multiply
    194,871,065.42x = 268,956,720.24 × 116,563,234.07
  4. Step 4: Simplify right side
    194,871,065.42x = 31,350,465,136,268,744
  5. Step 5: Solve for x
    x = 31,350,465,136,268,744/194,871,065.42
  6. Step 6: Final answer
    x = 160,877,989.09

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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.