Home / 105,331,241.43-145,362,763.22-58,918,727.43

Finding the Fourth Proportional to 105,331,241.43, 145,362,763.22 and 58,918,727.43

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Solution

The fourth proportional to 105,331,241.43, 145,362,763.22 and 58,918,727.43 is: 81,311,004.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,331,241.43 : 145,362,763.22 = 58,918,727.43 : x
  2. Step 2: Convert to fraction form
    105,331,241.43/145,362,763.22 = 58,918,727.43/x
  3. Step 3: Cross multiply
    105,331,241.43x = 145,362,763.22 × 58,918,727.43
  4. Step 4: Simplify right side
    105,331,241.43x = 8,564,589,024,336,216
  5. Step 5: Solve for x
    x = 8,564,589,024,336,216/105,331,241.43
  6. Step 6: Final answer
    x = 81,311,004.30

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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.