Home / 150,919,702.92-208,270,064.25-84,839,622.66

Finding the Fourth Proportional to 150,919,702.92, 208,270,064.25 and 84,839,622.66

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Solution

The fourth proportional to 150,919,702.92, 208,270,064.25 and 84,839,622.66 is: 117,079,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,919,702.92 : 208,270,064.25 = 84,839,622.66 : x
  2. Step 2: Convert to fraction form
    150,919,702.92/208,270,064.25 = 84,839,622.66/x
  3. Step 3: Cross multiply
    150,919,702.92x = 208,270,064.25 × 84,839,622.66
  4. Step 4: Simplify right side
    150,919,702.92x = 17,669,553,662,343,956
  5. Step 5: Solve for x
    x = 17,669,553,662,343,956/150,919,702.92
  6. Step 6: Final answer
    x = 117,079,170.71

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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.