Home / 179,483,145.62-247,705,783.32-105,206,112.62

Finding the Fourth Proportional to 179,483,145.62, 247,705,783.32 and 105,206,112.62

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Solution

The fourth proportional to 179,483,145.62, 247,705,783.32 and 105,206,112.62 is: 145,195,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,483,145.62 : 247,705,783.32 = 105,206,112.62 : x
  2. Step 2: Convert to fraction form
    179,483,145.62/247,705,783.32 = 105,206,112.62/x
  3. Step 3: Cross multiply
    179,483,145.62x = 247,705,783.32 × 105,206,112.62
  4. Step 4: Simplify right side
    179,483,145.62x = 26,060,162,536,589,236
  5. Step 5: Solve for x
    x = 26,060,162,536,589,236/179,483,145.62
  6. Step 6: Final answer
    x = 145,195,597.32

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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.