Home / 5,388,825,901.20-8,083,238,851.80-4,722,354,272.40

Finding the Fourth Proportional to 5,388,825,901.20, 8,083,238,851.80 and 4,722,354,272.40

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Solution

The fourth proportional to 5,388,825,901.20, 8,083,238,851.80 and 4,722,354,272.40 is: 7,083,531,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,825,901.20 : 8,083,238,851.80 = 4,722,354,272.40 : x
  2. Step 2: Convert to fraction form
    5,388,825,901.20/8,083,238,851.80 = 4,722,354,272.40/x
  3. Step 3: Cross multiply
    5,388,825,901.20x = 8,083,238,851.80 × 4,722,354,272.40
  4. Step 4: Simplify right side
    5,388,825,901.20x = 38,171,917,526,627,401,728
  5. Step 5: Solve for x
    x = 38,171,917,526,627,401,728/5,388,825,901.20
  6. Step 6: Final answer
    x = 7,083,531,408.60

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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.