Home / 167,989,088.27-231,813,103.96-93,646,360.37

Finding the Fourth Proportional to 167,989,088.27, 231,813,103.96 and 93,646,360.37

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Solution

The fourth proportional to 167,989,088.27, 231,813,103.96 and 93,646,360.37 is: 129,225,378.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,989,088.27 : 231,813,103.96 = 93,646,360.37 : x
  2. Step 2: Convert to fraction form
    167,989,088.27/231,813,103.96 = 93,646,360.37/x
  3. Step 3: Cross multiply
    167,989,088.27x = 231,813,103.96 × 93,646,360.37
  4. Step 4: Simplify right side
    167,989,088.27x = 21,708,453,470,299,136
  5. Step 5: Solve for x
    x = 21,708,453,470,299,136/167,989,088.27
  6. Step 6: Final answer
    x = 129,225,378.23

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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.