Home / 362,014,583.60-543,021,875.40-131,991,172.40

Finding the Fourth Proportional to 362,014,583.60, 543,021,875.40 and 131,991,172.40

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Solution

The fourth proportional to 362,014,583.60, 543,021,875.40 and 131,991,172.40 is: 197,986,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,014,583.60 : 543,021,875.40 = 131,991,172.40 : x
  2. Step 2: Convert to fraction form
    362,014,583.60/543,021,875.40 = 131,991,172.40/x
  3. Step 3: Cross multiply
    362,014,583.60x = 543,021,875.40 × 131,991,172.40
  4. Step 4: Simplify right side
    362,014,583.60x = 71,674,093,972,892,720
  5. Step 5: Solve for x
    x = 71,674,093,972,892,720/362,014,583.60
  6. Step 6: Final answer
    x = 197,986,758.60

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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.