Home / 147,710,981.24-203,841,786.58-80,731,292.27

Finding the Fourth Proportional to 147,710,981.24, 203,841,786.58 and 80,731,292.27

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Solution

The fourth proportional to 147,710,981.24, 203,841,786.58 and 80,731,292.27 is: 111,409,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,710,981.24 : 203,841,786.58 = 80,731,292.27 : x
  2. Step 2: Convert to fraction form
    147,710,981.24/203,841,786.58 = 80,731,292.27/x
  3. Step 3: Cross multiply
    147,710,981.24x = 203,841,786.58 × 80,731,292.27
  4. Step 4: Simplify right side
    147,710,981.24x = 16,456,410,848,368,886
  5. Step 5: Solve for x
    x = 16,456,410,848,368,886/147,710,981.24
  6. Step 6: Final answer
    x = 111,409,529.01

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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.