Home / 124,413,066.88-186,702,840.36-51,629,845.12

Finding the Fourth Proportional to 124,413,066.88, 186,702,840.36 and 51,629,845.12

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Solution

The fourth proportional to 124,413,066.88, 186,702,840.36 and 51,629,845.12 is: 77,479,311.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,413,066.88 : 186,702,840.36 = 51,629,845.12 : x
  2. Step 2: Convert to fraction form
    124,413,066.88/186,702,840.36 = 51,629,845.12/x
  3. Step 3: Cross multiply
    124,413,066.88x = 186,702,840.36 × 51,629,845.12
  4. Step 4: Simplify right side
    124,413,066.88x = 9,639,438,731,250,886
  5. Step 5: Solve for x
    x = 9,639,438,731,250,886/124,413,066.88
  6. Step 6: Final answer
    x = 77,479,311.24

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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.