Home / 1,373,782,318.20-1,895,647,119.66-928,713,860.28

Finding the Fourth Proportional to 1,373,782,318.20, 1,895,647,119.66 and 928,713,860.28

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Solution

The fourth proportional to 1,373,782,318.20, 1,895,647,119.66 and 928,713,860.28 is: 1,281,508,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,782,318.20 : 1,895,647,119.66 = 928,713,860.28 : x
  2. Step 2: Convert to fraction form
    1,373,782,318.20/1,895,647,119.66 = 928,713,860.28/x
  3. Step 3: Cross multiply
    1,373,782,318.20x = 1,895,647,119.66 × 928,713,860.28
  4. Step 4: Simplify right side
    1,373,782,318.20x = 1,760,513,754,228,101,632
  5. Step 5: Solve for x
    x = 1,760,513,754,228,101,632/1,373,782,318.20
  6. Step 6: Final answer
    x = 1,281,508,526.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.