Home / 243,530,177.84-365,356,174.72-71,006,991.32

Finding the Fourth Proportional to 243,530,177.84, 365,356,174.72 and 71,006,991.32

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Solution

The fourth proportional to 243,530,177.84, 365,356,174.72 and 71,006,991.32 is: 106,528,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,530,177.84 : 365,356,174.72 = 71,006,991.32 : x
  2. Step 2: Convert to fraction form
    243,530,177.84/365,356,174.72 = 71,006,991.32/x
  3. Step 3: Cross multiply
    243,530,177.84x = 365,356,174.72 × 71,006,991.32
  4. Step 4: Simplify right side
    243,530,177.84x = 25,942,842,727,051,444
  5. Step 5: Solve for x
    x = 25,942,842,727,051,444/243,530,177.84
  6. Step 6: Final answer
    x = 106,528,246.14

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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.