Home / 2,195,099,969.15-3,029,240,865.07-1,191,516,884.93

Finding the Fourth Proportional to 2,195,099,969.15, 3,029,240,865.07 and 1,191,516,884.93

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Solution

The fourth proportional to 2,195,099,969.15, 3,029,240,865.07 and 1,191,516,884.93 is: 1,644,294,879.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,099,969.15 : 3,029,240,865.07 = 1,191,516,884.93 : x
  2. Step 2: Convert to fraction form
    2,195,099,969.15/3,029,240,865.07 = 1,191,516,884.93/x
  3. Step 3: Cross multiply
    2,195,099,969.15x = 3,029,240,865.07 × 1,191,516,884.93
  4. Step 4: Simplify right side
    2,195,099,969.15x = 3,609,391,639,259,867,136
  5. Step 5: Solve for x
    x = 3,609,391,639,259,867,136/2,195,099,969.15
  6. Step 6: Final answer
    x = 1,644,294,879.50

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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.