Home / 158,681,878.66-238,059,723.60-49,501,163.38

Finding the Fourth Proportional to 158,681,878.66, 238,059,723.60 and 49,501,163.38

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Solution

The fourth proportional to 158,681,878.66, 238,059,723.60 and 49,501,163.38 is: 74,263,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,681,878.66 : 238,059,723.60 = 49,501,163.38 : x
  2. Step 2: Convert to fraction form
    158,681,878.66/238,059,723.60 = 49,501,163.38/x
  3. Step 3: Cross multiply
    158,681,878.66x = 238,059,723.60 × 49,501,163.38
  4. Step 4: Simplify right side
    158,681,878.66x = 11,784,233,272,121,242
  5. Step 5: Solve for x
    x = 11,784,233,272,121,242/158,681,878.66
  6. Step 6: Final answer
    x = 74,263,257.86

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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.