Home / 197,393,007.54-296,174,194.83-76,309,490.10

Finding the Fourth Proportional to 197,393,007.54, 296,174,194.83 and 76,309,490.10

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Solution

The fourth proportional to 197,393,007.54, 296,174,194.83 and 76,309,490.10 is: 114,496,972.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,393,007.54 : 296,174,194.83 = 76,309,490.10 : x
  2. Step 2: Convert to fraction form
    197,393,007.54/296,174,194.83 = 76,309,490.10/x
  3. Step 3: Cross multiply
    197,393,007.54x = 296,174,194.83 × 76,309,490.10
  4. Step 4: Simplify right side
    197,393,007.54x = 22,600,901,788,255,352
  5. Step 5: Solve for x
    x = 22,600,901,788,255,352/197,393,007.54
  6. Step 6: Final answer
    x = 114,496,972.66

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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.