Home / 214,361,571.58-321,561,538.08-83,200,772.14

Finding the Fourth Proportional to 214,361,571.58, 321,561,538.08 and 83,200,772.14

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Solution

The fourth proportional to 214,361,571.58, 321,561,538.08 and 83,200,772.14 is: 124,808,602.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,361,571.58 : 321,561,538.08 = 83,200,772.14 : x
  2. Step 2: Convert to fraction form
    214,361,571.58/321,561,538.08 = 83,200,772.14/x
  3. Step 3: Cross multiply
    214,361,571.58x = 321,561,538.08 × 83,200,772.14
  4. Step 4: Simplify right side
    214,361,571.58x = 26,754,168,258,782,012
  5. Step 5: Solve for x
    x = 26,754,168,258,782,012/214,361,571.58
  6. Step 6: Final answer
    x = 124,808,602.87

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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.