Home / 218,628,970.20-327,943,455.30-57,070,906.20

Finding the Fourth Proportional to 218,628,970.20, 327,943,455.30 and 57,070,906.20

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Solution

The fourth proportional to 218,628,970.20, 327,943,455.30 and 57,070,906.20 is: 85,606,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,628,970.20 : 327,943,455.30 = 57,070,906.20 : x
  2. Step 2: Convert to fraction form
    218,628,970.20/327,943,455.30 = 57,070,906.20/x
  3. Step 3: Cross multiply
    218,628,970.20x = 327,943,455.30 × 57,070,906.20
  4. Step 4: Simplify right side
    218,628,970.20x = 18,716,030,176,330,196
  5. Step 5: Solve for x
    x = 18,716,030,176,330,196/218,628,970.20
  6. Step 6: Final answer
    x = 85,606,359.30

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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.