Home / 1,980,508,197.44-2,732,941,211.04-1,145,186,945.60

Finding the Fourth Proportional to 1,980,508,197.44, 2,732,941,211.04 and 1,145,186,945.60

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Solution

The fourth proportional to 1,980,508,197.44, 2,732,941,211.04 and 1,145,186,945.60 is: 1,580,265,409.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,508,197.44 : 2,732,941,211.04 = 1,145,186,945.60 : x
  2. Step 2: Convert to fraction form
    1,980,508,197.44/2,732,941,211.04 = 1,145,186,945.60/x
  3. Step 3: Cross multiply
    1,980,508,197.44x = 2,732,941,211.04 × 1,145,186,945.60
  4. Step 4: Simplify right side
    1,980,508,197.44x = 3,129,728,597,975,262,208
  5. Step 5: Solve for x
    x = 3,129,728,597,975,262,208/1,980,508,197.44
  6. Step 6: Final answer
    x = 1,580,265,409.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.