Home / 167,989,089.77-231,813,106.03-93,646,361.86

Finding the Fourth Proportional to 167,989,089.77, 231,813,106.03 and 93,646,361.86

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Solution

The fourth proportional to 167,989,089.77, 231,813,106.03 and 93,646,361.86 is: 129,225,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,989,089.77 : 231,813,106.03 = 93,646,361.86 : x
  2. Step 2: Convert to fraction form
    167,989,089.77/231,813,106.03 = 93,646,361.86/x
  3. Step 3: Cross multiply
    167,989,089.77x = 231,813,106.03 × 93,646,361.86
  4. Step 4: Simplify right side
    167,989,089.77x = 21,708,454,011,175,928
  5. Step 5: Solve for x
    x = 21,708,454,011,175,928/167,989,089.77
  6. Step 6: Final answer
    x = 129,225,380.30

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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.