Home / 217,173,760,245.85-299,699,838,058.60-119,515,401,187.29

Finding the Fourth Proportional to 217,173,760,245.85, 299,699,838,058.60 and 119,515,401,187.29

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Solution

The fourth proportional to 217,173,760,245.85, 299,699,838,058.60 and 119,515,401,187.29 is: 164,931,280,559.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,173,760,245.85 : 299,699,838,058.60 = 119,515,401,187.29 : x
  2. Step 2: Convert to fraction form
    217,173,760,245.85/299,699,838,058.60 = 119,515,401,187.29/x
  3. Step 3: Cross multiply
    217,173,760,245.85x = 299,699,838,058.60 × 119,515,401,187.29
  4. Step 4: Simplify right side
    217,173,760,245.85x = 35,818,746,381,339,419,738,112
  5. Step 5: Solve for x
    x = 35,818,746,381,339,419,738,112/217,173,760,245.85
  6. Step 6: Final answer
    x = 164,931,280,559.82

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1.5x scale

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.