Home / 65,770,598.70-98,514,180.45-54,433,190.70

Finding the Fourth Proportional to 65,770,598.70, 98,514,180.45 and 54,433,190.70

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Solution

The fourth proportional to 65,770,598.70, 98,514,180.45 and 54,433,190.70 is: 81,532,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,770,598.70 : 98,514,180.45 = 54,433,190.70 : x
  2. Step 2: Convert to fraction form
    65,770,598.70/98,514,180.45 = 54,433,190.70/x
  3. Step 3: Cross multiply
    65,770,598.70x = 98,514,180.45 × 54,433,190.70
  4. Step 4: Simplify right side
    65,770,598.70x = 5,362,441,171,089,062
  5. Step 5: Solve for x
    x = 5,362,441,171,089,062/65,770,598.70
  6. Step 6: Final answer
    x = 81,532,497.45

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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.