Home / 2,988,449,409.15-4,485,394,337.13-1,590,607,232.73

Finding the Fourth Proportional to 2,988,449,409.15, 4,485,394,337.13 and 1,590,607,232.73

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Solution

The fourth proportional to 2,988,449,409.15, 4,485,394,337.13 and 1,590,607,232.73 is: 2,387,358,692.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,449,409.15 : 4,485,394,337.13 = 1,590,607,232.73 : x
  2. Step 2: Convert to fraction form
    2,988,449,409.15/4,485,394,337.13 = 1,590,607,232.73/x
  3. Step 3: Cross multiply
    2,988,449,409.15x = 4,485,394,337.13 × 1,590,607,232.73
  4. Step 4: Simplify right side
    2,988,449,409.15x = 7,134,500,674,285,162,496
  5. Step 5: Solve for x
    x = 7,134,500,674,285,162,496/2,988,449,409.15
  6. Step 6: Final answer
    x = 2,387,358,692.59

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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.