Home / 145,137,613,703.46-217,707,109,135.56-44,408,320,615.05

Finding the Fourth Proportional to 145,137,613,703.46, 217,707,109,135.56 and 44,408,320,615.05

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Solution

The fourth proportional to 145,137,613,703.46, 217,707,109,135.56 and 44,408,320,615.05 is: 66,612,691,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,137,613,703.46 : 217,707,109,135.56 = 44,408,320,615.05 : x
  2. Step 2: Convert to fraction form
    145,137,613,703.46/217,707,109,135.56 = 44,408,320,615.05/x
  3. Step 3: Cross multiply
    145,137,613,703.46x = 217,707,109,135.56 × 44,408,320,615.05
  4. Step 4: Simplify right side
    145,137,613,703.46x = 9,668,007,102,667,630,313,472
  5. Step 5: Solve for x
    x = 9,668,007,102,667,630,313,472/145,137,613,703.46
  6. Step 6: Final answer
    x = 66,612,691,610.19

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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.