Home / 177,807,927.10-245,413,057.35-108,215,720.86

Finding the Fourth Proportional to 177,807,927.10, 245,413,057.35 and 108,215,720.86

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Solution

The fourth proportional to 177,807,927.10, 245,413,057.35 and 108,215,720.86 is: 149,360,893.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,807,927.10 : 245,413,057.35 = 108,215,720.86 : x
  2. Step 2: Convert to fraction form
    177,807,927.10/245,413,057.35 = 108,215,720.86/x
  3. Step 3: Cross multiply
    177,807,927.10x = 245,413,057.35 × 108,215,720.86
  4. Step 4: Simplify right side
    177,807,927.10x = 26,557,550,909,586,772
  5. Step 5: Solve for x
    x = 26,557,550,909,586,772/177,807,927.10
  6. Step 6: Final answer
    x = 149,360,893.76

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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.