Home / 3,246,014,378.89-4,477,190,599.69-2,978,952,616.48

Finding the Fourth Proportional to 3,246,014,378.89, 4,477,190,599.69 and 2,978,952,616.48

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Solution

The fourth proportional to 3,246,014,378.89, 4,477,190,599.69 and 2,978,952,616.48 is: 4,108,835,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,014,378.89 : 4,477,190,599.69 = 2,978,952,616.48 : x
  2. Step 2: Convert to fraction form
    3,246,014,378.89/4,477,190,599.69 = 2,978,952,616.48/x
  3. Step 3: Cross multiply
    3,246,014,378.89x = 4,477,190,599.69 × 2,978,952,616.48
  4. Step 4: Simplify right side
    3,246,014,378.89x = 13,337,338,651,426,185,216
  5. Step 5: Solve for x
    x = 13,337,338,651,426,185,216/3,246,014,378.89
  6. Step 6: Final answer
    x = 4,108,835,357.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.