Home / 2,195,099,971.40-3,029,240,868.19-1,191,516,887.18

Finding the Fourth Proportional to 2,195,099,971.40, 3,029,240,868.19 and 1,191,516,887.18

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Solution

The fourth proportional to 2,195,099,971.40, 3,029,240,868.19 and 1,191,516,887.18 is: 1,644,294,882.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,099,971.40 : 3,029,240,868.19 = 1,191,516,887.18 : x
  2. Step 2: Convert to fraction form
    2,195,099,971.40/3,029,240,868.19 = 1,191,516,887.18/x
  3. Step 3: Cross multiply
    2,195,099,971.40x = 3,029,240,868.19 × 1,191,516,887.18
  4. Step 4: Simplify right side
    2,195,099,971.40x = 3,609,391,649,788,783,616
  5. Step 5: Solve for x
    x = 3,609,391,649,788,783,616/2,195,099,971.40
  6. Step 6: Final answer
    x = 1,644,294,882.61

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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.