Home / 80,025,262.56-110,434,980.24-43,355,835.36

Finding the Fourth Proportional to 80,025,262.56, 110,434,980.24 and 43,355,835.36

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Solution

The fourth proportional to 80,025,262.56, 110,434,980.24 and 43,355,835.36 is: 59,831,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,025,262.56 : 110,434,980.24 = 43,355,835.36 : x
  2. Step 2: Convert to fraction form
    80,025,262.56/110,434,980.24 = 43,355,835.36/x
  3. Step 3: Cross multiply
    80,025,262.56x = 110,434,980.24 × 43,355,835.36
  4. Step 4: Simplify right side
    80,025,262.56x = 4,788,000,821,270,293
  5. Step 5: Solve for x
    x = 4,788,000,821,270,293/80,025,262.56
  6. Step 6: Final answer
    x = 59,831,116.68

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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.