Home / 1,334,115,315.37-1,840,005,625.87-1,172,834,456.48

Finding the Fourth Proportional to 1,334,115,315.37, 1,840,005,625.87 and 1,172,834,456.48

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Solution

The fourth proportional to 1,334,115,315.37, 1,840,005,625.87 and 1,172,834,456.48 is: 1,617,567,816.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,115,315.37 : 1,840,005,625.87 = 1,172,834,456.48 : x
  2. Step 2: Convert to fraction form
    1,334,115,315.37/1,840,005,625.87 = 1,172,834,456.48/x
  3. Step 3: Cross multiply
    1,334,115,315.37x = 1,840,005,625.87 × 1,172,834,456.48
  4. Step 4: Simplify right side
    1,334,115,315.37x = 2,158,021,998,137,383,680
  5. Step 5: Solve for x
    x = 2,158,021,998,137,383,680/1,334,115,315.37
  6. Step 6: Final answer
    x = 1,617,567,816.87

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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.