Home / 7,868,303,987.78-11,801,163,196.05-2,825,116,452.17

Finding the Fourth Proportional to 7,868,303,987.78, 11,801,163,196.05 and 2,825,116,452.17

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Solution

The fourth proportional to 7,868,303,987.78, 11,801,163,196.05 and 2,825,116,452.17 is: 4,237,210,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868,303,987.78 : 11,801,163,196.05 = 2,825,116,452.17 : x
  2. Step 2: Convert to fraction form
    7,868,303,987.78/11,801,163,196.05 = 2,825,116,452.17/x
  3. Step 3: Cross multiply
    7,868,303,987.78x = 11,801,163,196.05 × 2,825,116,452.17
  4. Step 4: Simplify right side
    7,868,303,987.78x = 33,339,660,299,903,954,944
  5. Step 5: Solve for x
    x = 33,339,660,299,903,954,944/7,868,303,987.78
  6. Step 6: Final answer
    x = 4,237,210,503.27

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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.