Home / 243,530,171.84-365,356,165.71-71,006,985.31

Finding the Fourth Proportional to 243,530,171.84, 365,356,165.71 and 71,006,985.31

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Solution

The fourth proportional to 243,530,171.84, 365,356,165.71 and 71,006,985.31 is: 106,528,237.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,530,171.84 : 365,356,165.71 = 71,006,985.31 : x
  2. Step 2: Convert to fraction form
    243,530,171.84/365,356,165.71 = 71,006,985.31/x
  3. Step 3: Cross multiply
    243,530,171.84x = 365,356,165.71 × 71,006,985.31
  4. Step 4: Simplify right side
    243,530,171.84x = 25,942,839,891,487,896
  5. Step 5: Solve for x
    x = 25,942,839,891,487,896/243,530,171.84
  6. Step 6: Final answer
    x = 106,528,237.12

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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.