Home / 5,621,951,091.52-7,753,768,745.70-4,942,314,879.40

Finding the Fourth Proportional to 5,621,951,091.52, 7,753,768,745.70 and 4,942,314,879.40

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Solution

The fourth proportional to 5,621,951,091.52, 7,753,768,745.70 and 4,942,314,879.40 is: 6,816,417,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,951,091.52 : 7,753,768,745.70 = 4,942,314,879.40 : x
  2. Step 2: Convert to fraction form
    5,621,951,091.52/7,753,768,745.70 = 4,942,314,879.40/x
  3. Step 3: Cross multiply
    5,621,951,091.52x = 7,753,768,745.70 × 4,942,314,879.40
  4. Step 4: Simplify right side
    5,621,951,091.52x = 38,321,566,643,299,778,560
  5. Step 5: Solve for x
    x = 38,321,566,643,299,778,560/5,621,951,091.52
  6. Step 6: Final answer
    x = 6,816,417,649.22

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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.