Home / 178,389,445.66-246,174,414.49-100,071,317.64

Finding the Fourth Proportional to 178,389,445.66, 246,174,414.49 and 100,071,317.64

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Solution

The fourth proportional to 178,389,445.66, 246,174,414.49 and 100,071,317.64 is: 138,096,723.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,389,445.66 : 246,174,414.49 = 100,071,317.64 : x
  2. Step 2: Convert to fraction form
    178,389,445.66/246,174,414.49 = 100,071,317.64/x
  3. Step 3: Cross multiply
    178,389,445.66x = 246,174,414.49 × 100,071,317.64
  4. Step 4: Simplify right side
    178,389,445.66x = 24,634,998,026,371,148
  5. Step 5: Solve for x
    x = 24,634,998,026,371,148/178,389,445.66
  6. Step 6: Final answer
    x = 138,096,723.92

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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.