Home / 1,538,451,947.26-2,123,071,077.99-833,603,741.83

Finding the Fourth Proportional to 1,538,451,947.26, 2,123,071,077.99 and 833,603,741.83

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Solution

The fourth proportional to 1,538,451,947.26, 2,123,071,077.99 and 833,603,741.83 is: 1,150,377,168.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,451,947.26 : 2,123,071,077.99 = 833,603,741.83 : x
  2. Step 2: Convert to fraction form
    1,538,451,947.26/2,123,071,077.99 = 833,603,741.83/x
  3. Step 3: Cross multiply
    1,538,451,947.26x = 2,123,071,077.99 × 833,603,741.83
  4. Step 4: Simplify right side
    1,538,451,947.26x = 1,769,799,994,783,515,904
  5. Step 5: Solve for x
    x = 1,769,799,994,783,515,904/1,538,451,947.26
  6. Step 6: Final answer
    x = 1,150,377,168.38

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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.