Home / 97,714,796.40-146,716,828.20-54,669,970.80

Finding the Fourth Proportional to 97,714,796.40, 146,716,828.20 and 54,669,970.80

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Solution

The fourth proportional to 97,714,796.40, 146,716,828.20 and 54,669,970.80 is: 82,085,876.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,714,796.40 : 146,716,828.20 = 54,669,970.80 : x
  2. Step 2: Convert to fraction form
    97,714,796.40/146,716,828.20 = 54,669,970.80/x
  3. Step 3: Cross multiply
    97,714,796.40x = 146,716,828.20 × 54,669,970.80
  4. Step 4: Simplify right side
    97,714,796.40x = 8,021,004,713,562,615
  5. Step 5: Solve for x
    x = 8,021,004,713,562,615/97,714,796.40
  6. Step 6: Final answer
    x = 82,085,876.54

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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.