Home / 846,302,131.08-1,268,873,661-430,974,997.20

Finding the Fourth Proportional to 846,302,131.08, 1,268,873,661 and 430,974,997.20

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Solution

The fourth proportional to 846,302,131.08, 1,268,873,661 and 430,974,997.20 is: 646,167,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,302,131.08 : 1,268,873,661 = 430,974,997.20 : x
  2. Step 2: Convert to fraction form
    846,302,131.08/1,268,873,661 = 430,974,997.20/x
  3. Step 3: Cross multiply
    846,302,131.08x = 1,268,873,661 × 430,974,997.20
  4. Step 4: Simplify right side
    846,302,131.08x = 546,852,822,496,628,736
  5. Step 5: Solve for x
    x = 546,852,822,496,628,736/846,302,131.08
  6. Step 6: Final answer
    x = 646,167,370.27

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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.