Home / 110,200,903.52-152,286,986.05-82,651,002.08

Finding the Fourth Proportional to 110,200,903.52, 152,286,986.05 and 82,651,002.08

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Solution

The fourth proportional to 110,200,903.52, 152,286,986.05 and 82,651,002.08 is: 114,215,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,200,903.52 : 152,286,986.05 = 82,651,002.08 : x
  2. Step 2: Convert to fraction form
    110,200,903.52/152,286,986.05 = 82,651,002.08/x
  3. Step 3: Cross multiply
    110,200,903.52x = 152,286,986.05 × 82,651,002.08
  4. Step 4: Simplify right side
    110,200,903.52x = 12,586,671,999,807,420
  5. Step 5: Solve for x
    x = 12,586,671,999,807,420/110,200,903.52
  6. Step 6: Final answer
    x = 114,215,687.88

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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.