Home / 99,039,151.80-148,558,727.70-73,529,983.80

Finding the Fourth Proportional to 99,039,151.80, 148,558,727.70 and 73,529,983.80

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Solution

The fourth proportional to 99,039,151.80, 148,558,727.70 and 73,529,983.80 is: 110,294,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,039,151.80 : 148,558,727.70 = 73,529,983.80 : x
  2. Step 2: Convert to fraction form
    99,039,151.80/148,558,727.70 = 73,529,983.80/x
  3. Step 3: Cross multiply
    99,039,151.80x = 148,558,727.70 × 73,529,983.80
  4. Step 4: Simplify right side
    99,039,151.80x = 10,923,520,841,129,610
  5. Step 5: Solve for x
    x = 10,923,520,841,129,610/99,039,151.80
  6. Step 6: Final answer
    x = 110,294,975.70

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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.