Home / 2,368,420,069.43-3,268,290,209.96-1,296,516,038.33

Finding the Fourth Proportional to 2,368,420,069.43, 3,268,290,209.96 and 1,296,516,038.33

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Solution

The fourth proportional to 2,368,420,069.43, 3,268,290,209.96 and 1,296,516,038.33 is: 1,789,121,249.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,420,069.43 : 3,268,290,209.96 = 1,296,516,038.33 : x
  2. Step 2: Convert to fraction form
    2,368,420,069.43/3,268,290,209.96 = 1,296,516,038.33/x
  3. Step 3: Cross multiply
    2,368,420,069.43x = 3,268,290,209.96 × 1,296,516,038.33
  4. Step 4: Simplify right side
    2,368,420,069.43x = 4,237,390,675,130,062,848
  5. Step 5: Solve for x
    x = 4,237,390,675,130,062,848/2,368,420,069.43
  6. Step 6: Final answer
    x = 1,789,121,249.99

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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.