Home / 1,391,016,004.80-2,086,524,007.20-746,043,460.80

Finding the Fourth Proportional to 1,391,016,004.80, 2,086,524,007.20 and 746,043,460.80

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Solution

The fourth proportional to 1,391,016,004.80, 2,086,524,007.20 and 746,043,460.80 is: 1,119,065,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,016,004.80 : 2,086,524,007.20 = 746,043,460.80 : x
  2. Step 2: Convert to fraction form
    1,391,016,004.80/2,086,524,007.20 = 746,043,460.80/x
  3. Step 3: Cross multiply
    1,391,016,004.80x = 2,086,524,007.20 × 746,043,460.80
  4. Step 4: Simplify right side
    1,391,016,004.80x = 1,556,637,591,373,772,032
  5. Step 5: Solve for x
    x = 1,556,637,591,373,772,032/1,391,016,004.80
  6. Step 6: Final answer
    x = 1,119,065,191.20

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1.5x scale

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.