Home / 71,663,669,371.55-107,495,504,057.32-21,976,597,013.15

Finding the Fourth Proportional to 71,663,669,371.55, 107,495,504,057.32 and 21,976,597,013.15

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Solution

The fourth proportional to 71,663,669,371.55, 107,495,504,057.32 and 21,976,597,013.15 is: 32,964,895,519.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,663,669,371.55 : 107,495,504,057.32 = 21,976,597,013.15 : x
  2. Step 2: Convert to fraction form
    71,663,669,371.55/107,495,504,057.32 = 21,976,597,013.15/x
  3. Step 3: Cross multiply
    71,663,669,371.55x = 107,495,504,057.32 × 21,976,597,013.15
  4. Step 4: Simplify right side
    71,663,669,371.55x = 2,362,385,373,393,152,638,976
  5. Step 5: Solve for x
    x = 2,362,385,373,393,152,638,976/71,663,669,371.55
  6. Step 6: Final answer
    x = 32,964,895,519.72

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Double scale
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Similar ratio
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1.5x scale

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.