Home / 341,809,268.76-512,713,909.08-83,022,745.22

Finding the Fourth Proportional to 341,809,268.76, 512,713,909.08 and 83,022,745.22

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Solution

The fourth proportional to 341,809,268.76, 512,713,909.08 and 83,022,745.22 is: 124,534,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,809,268.76 : 512,713,909.08 = 83,022,745.22 : x
  2. Step 2: Convert to fraction form
    341,809,268.76/512,713,909.08 = 83,022,745.22/x
  3. Step 3: Cross multiply
    341,809,268.76x = 512,713,909.08 × 83,022,745.22
  4. Step 4: Simplify right side
    341,809,268.76x = 42,566,916,244,299,080
  5. Step 5: Solve for x
    x = 42,566,916,244,299,080/341,809,268.76
  6. Step 6: Final answer
    x = 124,534,119.27

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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.