Home / 1,015,378,268.06-1,401,012,181.12-586,208,120.38

Finding the Fourth Proportional to 1,015,378,268.06, 1,401,012,181.12 and 586,208,120.38

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Solution

The fourth proportional to 1,015,378,268.06, 1,401,012,181.12 and 586,208,120.38 is: 808,846,065.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,378,268.06 : 1,401,012,181.12 = 586,208,120.38 : x
  2. Step 2: Convert to fraction form
    1,015,378,268.06/1,401,012,181.12 = 586,208,120.38/x
  3. Step 3: Cross multiply
    1,015,378,268.06x = 1,401,012,181.12 × 586,208,120.38
  4. Step 4: Simplify right side
    1,015,378,268.06x = 821,284,717,323,839,232
  5. Step 5: Solve for x
    x = 821,284,717,323,839,232/1,015,378,268.06
  6. Step 6: Final answer
    x = 808,846,065.71

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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.