Home / 197,870,603.60-296,805,905.40-165,824,711.30

Finding the Fourth Proportional to 197,870,603.60, 296,805,905.40 and 165,824,711.30

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Solution

The fourth proportional to 197,870,603.60, 296,805,905.40 and 165,824,711.30 is: 248,737,066.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,870,603.60 : 296,805,905.40 = 165,824,711.30 : x
  2. Step 2: Convert to fraction form
    197,870,603.60/296,805,905.40 = 165,824,711.30/x
  3. Step 3: Cross multiply
    197,870,603.60x = 296,805,905.40 × 165,824,711.30
  4. Step 4: Simplify right side
    197,870,603.60x = 49,217,753,575,090,112
  5. Step 5: Solve for x
    x = 49,217,753,575,090,112/197,870,603.60
  6. Step 6: Final answer
    x = 248,737,066.95

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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.