Home / 124,774,704.96-187,090,015.92-38,489,944.32

Finding the Fourth Proportional to 124,774,704.96, 187,090,015.92 and 38,489,944.32

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Solution

The fourth proportional to 124,774,704.96, 187,090,015.92 and 38,489,944.32 is: 57,712,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,774,704.96 : 187,090,015.92 = 38,489,944.32 : x
  2. Step 2: Convert to fraction form
    124,774,704.96/187,090,015.92 = 38,489,944.32/x
  3. Step 3: Cross multiply
    124,774,704.96x = 187,090,015.92 × 38,489,944.32
  4. Step 4: Simplify right side
    124,774,704.96x = 7,201,084,295,588,713
  5. Step 5: Solve for x
    x = 7,201,084,295,588,713/124,774,704.96
  6. Step 6: Final answer
    x = 57,712,693.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.