Home / 177,807,926.10-245,413,055.97-108,215,719.86

Finding the Fourth Proportional to 177,807,926.10, 245,413,055.97 and 108,215,719.86

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Solution

The fourth proportional to 177,807,926.10, 245,413,055.97 and 108,215,719.86 is: 149,360,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,807,926.10 : 245,413,055.97 = 108,215,719.86 : x
  2. Step 2: Convert to fraction form
    177,807,926.10/245,413,055.97 = 108,215,719.86/x
  3. Step 3: Cross multiply
    177,807,926.10x = 245,413,055.97 × 108,215,719.86
  4. Step 4: Simplify right side
    177,807,926.10x = 26,557,550,514,836,020
  5. Step 5: Solve for x
    x = 26,557,550,514,836,020/177,807,926.10
  6. Step 6: Final answer
    x = 149,360,892.38

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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.