Home / 219,373,343.70-329,060,015.55-55,610,783.70

Finding the Fourth Proportional to 219,373,343.70, 329,060,015.55 and 55,610,783.70

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Solution

The fourth proportional to 219,373,343.70, 329,060,015.55 and 55,610,783.70 is: 83,416,175.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,373,343.70 : 329,060,015.55 = 55,610,783.70 : x
  2. Step 2: Convert to fraction form
    219,373,343.70/329,060,015.55 = 55,610,783.70/x
  3. Step 3: Cross multiply
    219,373,343.70x = 329,060,015.55 × 55,610,783.70
  4. Step 4: Simplify right side
    219,373,343.70x = 18,299,285,349,069,688
  5. Step 5: Solve for x
    x = 18,299,285,349,069,688/219,373,343.70
  6. Step 6: Final answer
    x = 83,416,175.55

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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.