Home / 19,062,798,505.50-28,585,361,742.68-7,107,840,943.40

Finding the Fourth Proportional to 19,062,798,505.50, 28,585,361,742.68 and 7,107,840,943.40

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Solution

The fourth proportional to 19,062,798,505.50, 28,585,361,742.68 and 7,107,840,943.40 is: 10,658,466,778.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062,798,505.50 : 28,585,361,742.68 = 7,107,840,943.40 : x
  2. Step 2: Convert to fraction form
    19,062,798,505.50/28,585,361,742.68 = 7,107,840,943.40/x
  3. Step 3: Cross multiply
    19,062,798,505.50x = 28,585,361,742.68 × 7,107,840,943.40
  4. Step 4: Simplify right side
    19,062,798,505.50x = 203,180,204,576,520,863,744
  5. Step 5: Solve for x
    x = 203,180,204,576,520,863,744/19,062,798,505.50
  6. Step 6: Final answer
    x = 10,658,466,778.52

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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.