Home / 6,413,735,527.20-9,620,603,290.80-5,380,614,223.20

Finding the Fourth Proportional to 6,413,735,527.20, 9,620,603,290.80 and 5,380,614,223.20

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Solution

The fourth proportional to 6,413,735,527.20, 9,620,603,290.80 and 5,380,614,223.20 is: 8,070,921,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,735,527.20 : 9,620,603,290.80 = 5,380,614,223.20 : x
  2. Step 2: Convert to fraction form
    6,413,735,527.20/9,620,603,290.80 = 5,380,614,223.20/x
  3. Step 3: Cross multiply
    6,413,735,527.20x = 9,620,603,290.80 × 5,380,614,223.20
  4. Step 4: Simplify right side
    6,413,735,527.20x = 51,764,754,902,243,196,928
  5. Step 5: Solve for x
    x = 51,764,754,902,243,196,928/6,413,735,527.20
  6. Step 6: Final answer
    x = 8,070,921,334.80

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Double scale
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Similar ratio
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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.