Home / 5,297,518,503.12-7,946,013,610.68-1,981,089,255.12

Finding the Fourth Proportional to 5,297,518,503.12, 7,946,013,610.68 and 1,981,089,255.12

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Solution

The fourth proportional to 5,297,518,503.12, 7,946,013,610.68 and 1,981,089,255.12 is: 2,971,535,101.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297,518,503.12 : 7,946,013,610.68 = 1,981,089,255.12 : x
  2. Step 2: Convert to fraction form
    5,297,518,503.12/7,946,013,610.68 = 1,981,089,255.12/x
  3. Step 3: Cross multiply
    5,297,518,503.12x = 7,946,013,610.68 × 1,981,089,255.12
  4. Step 4: Simplify right side
    5,297,518,503.12x = 15,741,762,185,155,422,208
  5. Step 5: Solve for x
    x = 15,741,762,185,155,422,208/5,297,518,503.12
  6. Step 6: Final answer
    x = 2,971,535,101.93

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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.