Home / 476,557,919.56-657,460,817.32-275,577,656.94

Finding the Fourth Proportional to 476,557,919.56, 657,460,817.32 and 275,577,656.94

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Solution

The fourth proportional to 476,557,919.56, 657,460,817.32 and 275,577,656.94 is: 380,187,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,557,919.56 : 657,460,817.32 = 275,577,656.94 : x
  2. Step 2: Convert to fraction form
    476,557,919.56/657,460,817.32 = 275,577,656.94/x
  3. Step 3: Cross multiply
    476,557,919.56x = 657,460,817.32 × 275,577,656.94
  4. Step 4: Simplify right side
    476,557,919.56x = 181,181,511,566,902,976
  5. Step 5: Solve for x
    x = 181,181,511,566,902,976/476,557,919.56
  6. Step 6: Final answer
    x = 380,187,809.56

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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.