Home / 111,390,928.11-167,120,600.49-53,172,895.23

Finding the Fourth Proportional to 111,390,928.11, 167,120,600.49 and 53,172,895.23

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Solution

The fourth proportional to 111,390,928.11, 167,120,600.49 and 53,172,895.23 is: 79,775,672.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,390,928.11 : 167,120,600.49 = 53,172,895.23 : x
  2. Step 2: Convert to fraction form
    111,390,928.11/167,120,600.49 = 53,172,895.23/x
  3. Step 3: Cross multiply
    111,390,928.11x = 167,120,600.49 × 53,172,895.23
  4. Step 4: Simplify right side
    111,390,928.11x = 8,886,286,180,629,457
  5. Step 5: Solve for x
    x = 8,886,286,180,629,457/111,390,928.11
  6. Step 6: Final answer
    x = 79,775,672.32

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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.