Home / 173,916,937.05-239,905,138.89-108,613,466.97

Finding the Fourth Proportional to 173,916,937.05, 239,905,138.89 and 108,613,466.97

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Solution

The fourth proportional to 173,916,937.05, 239,905,138.89 and 108,613,466.97 is: 149,823,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,916,937.05 : 239,905,138.89 = 108,613,466.97 : x
  2. Step 2: Convert to fraction form
    173,916,937.05/239,905,138.89 = 108,613,466.97/x
  3. Step 3: Cross multiply
    173,916,937.05x = 239,905,138.89 × 108,613,466.97
  4. Step 4: Simplify right side
    173,916,937.05x = 26,056,928,878,762,276
  5. Step 5: Solve for x
    x = 26,056,928,878,762,276/173,916,937.05
  6. Step 6: Final answer
    x = 149,823,986.79

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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.