Home / 1,425,761,095,670.70-2,139,521,307,704.20-660,706,644,872.39

Finding the Fourth Proportional to 1,425,761,095,670.70, 2,139,521,307,704.20 and 660,706,644,872.39

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Solution

The fourth proportional to 1,425,761,095,670.70, 2,139,521,307,704.20 and 660,706,644,872.39 is: 991,467,609,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,761,095,670.70 : 2,139,521,307,704.20 = 660,706,644,872.39 : x
  2. Step 2: Convert to fraction form
    1,425,761,095,670.70/2,139,521,307,704.20 = 660,706,644,872.39/x
  3. Step 3: Cross multiply
    1,425,761,095,670.70x = 2,139,521,307,704.20 × 660,706,644,872.39
  4. Step 4: Simplify right side
    1,425,761,095,670.70x = 1,413,595,944,846,230,384,803,840
  5. Step 5: Solve for x
    x = 1,413,595,944,846,230,384,803,840/1,425,761,095,670.70
  6. Step 6: Final answer
    x = 991,467,609,221.90

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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.