Home / 1,444,658,452.20-2,166,987,678.30-354,141,520.20

Finding the Fourth Proportional to 1,444,658,452.20, 2,166,987,678.30 and 354,141,520.20

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Solution

The fourth proportional to 1,444,658,452.20, 2,166,987,678.30 and 354,141,520.20 is: 531,212,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,658,452.20 : 2,166,987,678.30 = 354,141,520.20 : x
  2. Step 2: Convert to fraction form
    1,444,658,452.20/2,166,987,678.30 = 354,141,520.20/x
  3. Step 3: Cross multiply
    1,444,658,452.20x = 2,166,987,678.30 × 354,141,520.20
  4. Step 4: Simplify right side
    1,444,658,452.20x = 767,420,310,647,830,656
  5. Step 5: Solve for x
    x = 767,420,310,647,830,656/1,444,658,452.20
  6. Step 6: Final answer
    x = 531,212,280.30

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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.