Home / 243,259,037.24-335,702,892.08-138,835,014.17

Finding the Fourth Proportional to 243,259,037.24, 335,702,892.08 and 138,835,014.17

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Solution

The fourth proportional to 243,259,037.24, 335,702,892.08 and 138,835,014.17 is: 191,595,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,259,037.24 : 335,702,892.08 = 138,835,014.17 : x
  2. Step 2: Convert to fraction form
    243,259,037.24/335,702,892.08 = 138,835,014.17/x
  3. Step 3: Cross multiply
    243,259,037.24x = 335,702,892.08 × 138,835,014.17
  4. Step 4: Simplify right side
    243,259,037.24x = 46,607,315,777,505,352
  5. Step 5: Solve for x
    x = 46,607,315,777,505,352/243,259,037.24
  6. Step 6: Final answer
    x = 191,595,413.30

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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.