Home / 454,196,514.57-681,294,771.85-143,335,636.55

Finding the Fourth Proportional to 454,196,514.57, 681,294,771.85 and 143,335,636.55

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Solution

The fourth proportional to 454,196,514.57, 681,294,771.85 and 143,335,636.55 is: 215,003,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,196,514.57 : 681,294,771.85 = 143,335,636.55 : x
  2. Step 2: Convert to fraction form
    454,196,514.57/681,294,771.85 = 143,335,636.55/x
  3. Step 3: Cross multiply
    454,196,514.57x = 681,294,771.85 × 143,335,636.55
  4. Step 4: Simplify right side
    454,196,514.57x = 97,653,819,801,306,784
  5. Step 5: Solve for x
    x = 97,653,819,801,306,784/454,196,514.57
  6. Step 6: Final answer
    x = 215,003,454.82

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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.