Home / 76,505,662.08-105,577,852.68-43,465,968.36

Finding the Fourth Proportional to 76,505,662.08, 105,577,852.68 and 43,465,968.36

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Solution

The fourth proportional to 76,505,662.08, 105,577,852.68 and 43,465,968.36 is: 59,983,058.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,505,662.08 : 105,577,852.68 = 43,465,968.36 : x
  2. Step 2: Convert to fraction form
    76,505,662.08/105,577,852.68 = 43,465,968.36/x
  3. Step 3: Cross multiply
    76,505,662.08x = 105,577,852.68 × 43,465,968.36
  4. Step 4: Simplify right side
    76,505,662.08x = 4,589,043,604,105,621
  5. Step 5: Solve for x
    x = 4,589,043,604,105,621/76,505,662.08
  6. Step 6: Final answer
    x = 59,983,058.50

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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.