Home / 1,215,647,053.38-1,823,023,897.11-417,737,910.18

Finding the Fourth Proportional to 1,215,647,053.38, 1,823,023,897.11 and 417,737,910.18

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Solution

The fourth proportional to 1,215,647,053.38, 1,823,023,897.11 and 417,737,910.18 is: 626,453,369.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,647,053.38 : 1,823,023,897.11 = 417,737,910.18 : x
  2. Step 2: Convert to fraction form
    1,215,647,053.38/1,823,023,897.11 = 417,737,910.18/x
  3. Step 3: Cross multiply
    1,215,647,053.38x = 1,823,023,897.11 × 417,737,910.18
  4. Step 4: Simplify right side
    1,215,647,053.38x = 761,546,192,986,930,688
  5. Step 5: Solve for x
    x = 761,546,192,986,930,688/1,215,647,053.38
  6. Step 6: Final answer
    x = 626,453,369.73

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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.