Home / 139,918,526,824.08-209,898,775,556.45-49,143,943,629.35

Finding the Fourth Proportional to 139,918,526,824.08, 209,898,775,556.45 and 49,143,943,629.35

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Solution

The fourth proportional to 139,918,526,824.08, 209,898,775,556.45 and 49,143,943,629.35 is: 73,723,286,172.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,918,526,824.08 : 209,898,775,556.45 = 49,143,943,629.35 : x
  2. Step 2: Convert to fraction form
    139,918,526,824.08/209,898,775,556.45 = 49,143,943,629.35/x
  3. Step 3: Cross multiply
    139,918,526,824.08x = 209,898,775,556.45 × 49,143,943,629.35
  4. Step 4: Simplify right side
    139,918,526,824.08x = 10,315,253,593,815,765,745,664
  5. Step 5: Solve for x
    x = 10,315,253,593,815,765,745,664/139,918,526,824.08
  6. Step 6: Final answer
    x = 73,723,286,172.00

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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.