Home / 6,416,742,092.88-9,618,319,917.48-2,158,379,661.36

Finding the Fourth Proportional to 6,416,742,092.88, 9,618,319,917.48 and 2,158,379,661.36

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Solution

The fourth proportional to 6,416,742,092.88, 9,618,319,917.48 and 2,158,379,661.36 is: 3,235,284,477.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,742,092.88 : 9,618,319,917.48 = 2,158,379,661.36 : x
  2. Step 2: Convert to fraction form
    6,416,742,092.88/9,618,319,917.48 = 2,158,379,661.36/x
  3. Step 3: Cross multiply
    6,416,742,092.88x = 9,618,319,917.48 × 2,158,379,661.36
  4. Step 4: Simplify right side
    6,416,742,092.88x = 20,759,986,086,342,627,328
  5. Step 5: Solve for x
    x = 20,759,986,086,342,627,328/6,416,742,092.88
  6. Step 6: Final answer
    x = 3,235,284,477.05

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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.