Home / 455,063,609.49-627,983,310.29-246,215,169.69

Finding the Fourth Proportional to 455,063,609.49, 627,983,310.29 and 246,215,169.69

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Solution

The fourth proportional to 455,063,609.49, 627,983,310.29 and 246,215,169.69 is: 339,774,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,063,609.49 : 627,983,310.29 = 246,215,169.69 : x
  2. Step 2: Convert to fraction form
    455,063,609.49/627,983,310.29 = 246,215,169.69/x
  3. Step 3: Cross multiply
    455,063,609.49x = 627,983,310.29 × 246,215,169.69
  4. Step 4: Simplify right side
    455,063,609.49x = 154,619,017,304,309,184
  5. Step 5: Solve for x
    x = 154,619,017,304,309,184/455,063,609.49
  6. Step 6: Final answer
    x = 339,774,515.21

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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.