Home / 476,857,850.42-715,320,826.26-127,102,086.26

Finding the Fourth Proportional to 476,857,850.42, 715,320,826.26 and 127,102,086.26

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Solution

The fourth proportional to 476,857,850.42, 715,320,826.26 and 127,102,086.26 is: 190,662,205.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,857,850.42 : 715,320,826.26 = 127,102,086.26 : x
  2. Step 2: Convert to fraction form
    476,857,850.42/715,320,826.26 = 127,102,086.26/x
  3. Step 3: Cross multiply
    476,857,850.42x = 715,320,826.26 × 127,102,086.26
  4. Step 4: Simplify right side
    476,857,850.42x = 90,918,769,362,872,992
  5. Step 5: Solve for x
    x = 90,918,769,362,872,992/476,857,850.42
  6. Step 6: Final answer
    x = 190,662,205.27

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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.