Home / 111,103,652.49-166,655,002.75-28,106,190.57

Finding the Fourth Proportional to 111,103,652.49, 166,655,002.75 and 28,106,190.57

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Solution

The fourth proportional to 111,103,652.49, 166,655,002.75 and 28,106,190.57 is: 42,159,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,103,652.49 : 166,655,002.75 = 28,106,190.57 : x
  2. Step 2: Convert to fraction form
    111,103,652.49/166,655,002.75 = 28,106,190.57/x
  3. Step 3: Cross multiply
    111,103,652.49x = 166,655,002.75 × 28,106,190.57
  4. Step 4: Simplify right side
    111,103,652.49x = 4,684,037,266,735,374
  5. Step 5: Solve for x
    x = 4,684,037,266,735,374/111,103,652.49
  6. Step 6: Final answer
    x = 42,159,165.44

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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.