Home / 134,653,173.81-201,687,467.76-82,680,015.48

Finding the Fourth Proportional to 134,653,173.81, 201,687,467.76 and 82,680,015.48

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Solution

The fourth proportional to 134,653,173.81, 201,687,467.76 and 82,680,015.48 is: 123,840,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,653,173.81 : 201,687,467.76 = 82,680,015.48 : x
  2. Step 2: Convert to fraction form
    134,653,173.81/201,687,467.76 = 82,680,015.48/x
  3. Step 3: Cross multiply
    134,653,173.81x = 201,687,467.76 × 82,680,015.48
  4. Step 4: Simplify right side
    134,653,173.81x = 16,675,522,956,518,800
  5. Step 5: Solve for x
    x = 16,675,522,956,518,800/134,653,173.81
  6. Step 6: Final answer
    x = 123,840,548.91

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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.