Home / 100,295,551,576.50-150,509,521,791.81-53,165,122,676.70

Finding the Fourth Proportional to 100,295,551,576.50, 150,509,521,791.81 and 53,165,122,676.70

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Solution

The fourth proportional to 100,295,551,576.50, 150,509,521,791.81 and 53,165,122,676.70 is: 79,782,772,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,295,551,576.50 : 150,509,521,791.81 = 53,165,122,676.70 : x
  2. Step 2: Convert to fraction form
    100,295,551,576.50/150,509,521,791.81 = 53,165,122,676.70/x
  3. Step 3: Cross multiply
    100,295,551,576.50x = 150,509,521,791.81 × 53,165,122,676.70
  4. Step 4: Simplify right side
    100,295,551,576.50x = 8,001,857,190,073,029,623,808
  5. Step 5: Solve for x
    x = 8,001,857,190,073,029,623,808/100,295,551,576.50
  6. Step 6: Final answer
    x = 79,782,772,658.36

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Double scale
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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.