Home / 1,444,658,455.20-2,166,987,682.80-354,141,523.20

Finding the Fourth Proportional to 1,444,658,455.20, 2,166,987,682.80 and 354,141,523.20

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Solution

The fourth proportional to 1,444,658,455.20, 2,166,987,682.80 and 354,141,523.20 is: 531,212,284.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,658,455.20 : 2,166,987,682.80 = 354,141,523.20 : x
  2. Step 2: Convert to fraction form
    1,444,658,455.20/2,166,987,682.80 = 354,141,523.20/x
  3. Step 3: Cross multiply
    1,444,658,455.20x = 2,166,987,682.80 × 354,141,523.20
  4. Step 4: Simplify right side
    1,444,658,455.20x = 767,420,318,742,430,464
  5. Step 5: Solve for x
    x = 767,420,318,742,430,464/1,444,658,455.20
  6. Step 6: Final answer
    x = 531,212,284.80

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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.