Home / 117,936,700.20-176,905,050.30-108,866,773.80

Finding the Fourth Proportional to 117,936,700.20, 176,905,050.30 and 108,866,773.80

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Solution

The fourth proportional to 117,936,700.20, 176,905,050.30 and 108,866,773.80 is: 163,300,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,936,700.20 : 176,905,050.30 = 108,866,773.80 : x
  2. Step 2: Convert to fraction form
    117,936,700.20/176,905,050.30 = 108,866,773.80/x
  3. Step 3: Cross multiply
    117,936,700.20x = 176,905,050.30 × 108,866,773.80
  4. Step 4: Simplify right side
    117,936,700.20x = 19,259,082,095,087,724
  5. Step 5: Solve for x
    x = 19,259,082,095,087,724/117,936,700.20
  6. Step 6: Final answer
    x = 163,300,160.70

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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.