Home / 208,116,752.30-312,072,976.50-102,950,586.84

Finding the Fourth Proportional to 208,116,752.30, 312,072,976.50 and 102,950,586.84

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Solution

The fourth proportional to 208,116,752.30, 312,072,976.50 and 102,950,586.84 is: 154,375,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,116,752.30 : 312,072,976.50 = 102,950,586.84 : x
  2. Step 2: Convert to fraction form
    208,116,752.30/312,072,976.50 = 102,950,586.84/x
  3. Step 3: Cross multiply
    208,116,752.30x = 312,072,976.50 × 102,950,586.84
  4. Step 4: Simplify right side
    208,116,752.30x = 32,128,096,067,580,532
  5. Step 5: Solve for x
    x = 32,128,096,067,580,532/208,116,752.30
  6. Step 6: Final answer
    x = 154,375,348.03

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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.