Home / 362,059,853.80-543,089,780.70-89,430,620.80

Finding the Fourth Proportional to 362,059,853.80, 543,089,780.70 and 89,430,620.80

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Solution

The fourth proportional to 362,059,853.80, 543,089,780.70 and 89,430,620.80 is: 134,145,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,059,853.80 : 543,089,780.70 = 89,430,620.80 : x
  2. Step 2: Convert to fraction form
    362,059,853.80/543,089,780.70 = 89,430,620.80/x
  3. Step 3: Cross multiply
    362,059,853.80x = 543,089,780.70 × 89,430,620.80
  4. Step 4: Simplify right side
    362,059,853.80x = 48,568,856,238,136,864
  5. Step 5: Solve for x
    x = 48,568,856,238,136,864/362,059,853.80
  6. Step 6: Final answer
    x = 134,145,931.20

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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.