Home / 20,161,487,082.80-30,233,160,697.80-7,735,687,914.80

Finding the Fourth Proportional to 20,161,487,082.80, 30,233,160,697.80 and 7,735,687,914.80

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Solution

The fourth proportional to 20,161,487,082.80, 30,233,160,697.80 and 7,735,687,914.80 is: 11,600,051,865.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,487,082.80 : 30,233,160,697.80 = 7,735,687,914.80 : x
  2. Step 2: Convert to fraction form
    20,161,487,082.80/30,233,160,697.80 = 7,735,687,914.80/x
  3. Step 3: Cross multiply
    20,161,487,082.80x = 30,233,160,697.80 × 7,735,687,914.80
  4. Step 4: Simplify right side
    20,161,487,082.80x = 233,874,295,836,177,793,024
  5. Step 5: Solve for x
    x = 233,874,295,836,177,793,024/20,161,487,082.80
  6. Step 6: Final answer
    x = 11,600,051,865.01

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1.5x scale

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.