Home / 117,969,484.08-162,731,220.48-73,839,870

Finding the Fourth Proportional to 117,969,484.08, 162,731,220.48 and 73,839,870

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Solution

The fourth proportional to 117,969,484.08, 162,731,220.48 and 73,839,870 is: 101,857,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,969,484.08 : 162,731,220.48 = 73,839,870 : x
  2. Step 2: Convert to fraction form
    117,969,484.08/162,731,220.48 = 73,839,870/x
  3. Step 3: Cross multiply
    117,969,484.08x = 162,731,220.48 × 73,839,870
  4. Step 4: Simplify right side
    117,969,484.08x = 12,016,052,165,184,536
  5. Step 5: Solve for x
    x = 12,016,052,165,184,536/117,969,484.08
  6. Step 6: Final answer
    x = 101,857,291.81

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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.