Home / 610,059,861.20-915,089,791.80-195,535,881.20

Finding the Fourth Proportional to 610,059,861.20, 915,089,791.80 and 195,535,881.20

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Solution

The fourth proportional to 610,059,861.20, 915,089,791.80 and 195,535,881.20 is: 293,303,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,059,861.20 : 915,089,791.80 = 195,535,881.20 : x
  2. Step 2: Convert to fraction form
    610,059,861.20/915,089,791.80 = 195,535,881.20/x
  3. Step 3: Cross multiply
    610,059,861.20x = 915,089,791.80 × 195,535,881.20
  4. Step 4: Simplify right side
    610,059,861.20x = 178,932,888,816,737,504
  5. Step 5: Solve for x
    x = 178,932,888,816,737,504/610,059,861.20
  6. Step 6: Final answer
    x = 293,303,821.80

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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.