Home / 117,404,345.44-162,028,263.54-65,203,586.20

Finding the Fourth Proportional to 117,404,345.44, 162,028,263.54 and 65,203,586.20

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Solution

The fourth proportional to 117,404,345.44, 162,028,263.54 and 65,203,586.20 is: 89,986,650.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,404,345.44 : 162,028,263.54 = 65,203,586.20 : x
  2. Step 2: Convert to fraction form
    117,404,345.44/162,028,263.54 = 65,203,586.20/x
  3. Step 3: Cross multiply
    117,404,345.44x = 162,028,263.54 × 65,203,586.20
  4. Step 4: Simplify right side
    117,404,345.44x = 10,564,823,848,566,708
  5. Step 5: Solve for x
    x = 10,564,823,848,566,708/117,404,345.44
  6. Step 6: Final answer
    x = 89,986,650.91

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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.