Home / 5,388,009,774.60-8,086,549,625.10-2,629,996,321.80

Finding the Fourth Proportional to 5,388,009,774.60, 8,086,549,625.10 and 2,629,996,321.80

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Solution

The fourth proportional to 5,388,009,774.60, 8,086,549,625.10 and 2,629,996,321.80 is: 3,947,208,089.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,009,774.60 : 8,086,549,625.10 = 2,629,996,321.80 : x
  2. Step 2: Convert to fraction form
    5,388,009,774.60/8,086,549,625.10 = 2,629,996,321.80/x
  3. Step 3: Cross multiply
    5,388,009,774.60x = 8,086,549,625.10 × 2,629,996,321.80
  4. Step 4: Simplify right side
    5,388,009,774.60x = 21,267,595,770,066,169,856
  5. Step 5: Solve for x
    x = 21,267,595,770,066,169,856/5,388,009,774.60
  6. Step 6: Final answer
    x = 3,947,208,089.77

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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.