Home / 143,164,166.04-197,588,987.82-84,433,286.52

Finding the Fourth Proportional to 143,164,166.04, 197,588,987.82 and 84,433,286.52

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Solution

The fourth proportional to 143,164,166.04, 197,588,987.82 and 84,433,286.52 is: 116,531,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,164,166.04 : 197,588,987.82 = 84,433,286.52 : x
  2. Step 2: Convert to fraction form
    143,164,166.04/197,588,987.82 = 84,433,286.52/x
  3. Step 3: Cross multiply
    143,164,166.04x = 197,588,987.82 × 84,433,286.52
  4. Step 4: Simplify right side
    143,164,166.04x = 16,683,087,621,802,848
  5. Step 5: Solve for x
    x = 16,683,087,621,802,848/143,164,166.04
  6. Step 6: Final answer
    x = 116,531,168.96

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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.