Home / 111,103,655.06-166,655,006.60-28,106,193.13

Finding the Fourth Proportional to 111,103,655.06, 166,655,006.60 and 28,106,193.13

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Solution

The fourth proportional to 111,103,655.06, 166,655,006.60 and 28,106,193.13 is: 42,159,169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,103,655.06 : 166,655,006.60 = 28,106,193.13 : x
  2. Step 2: Convert to fraction form
    111,103,655.06/166,655,006.60 = 28,106,193.13/x
  3. Step 3: Cross multiply
    111,103,655.06x = 166,655,006.60 × 28,106,193.13
  4. Step 4: Simplify right side
    111,103,655.06x = 4,684,037,801,023,856
  5. Step 5: Solve for x
    x = 4,684,037,801,023,856/111,103,655.06
  6. Step 6: Final answer
    x = 42,159,169.28

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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.