Home / 50,980,643.96-76,471,039.08-38,918,593.16

Finding the Fourth Proportional to 50,980,643.96, 76,471,039.08 and 38,918,593.16

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Solution

The fourth proportional to 50,980,643.96, 76,471,039.08 and 38,918,593.16 is: 58,377,945.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980,643.96 : 76,471,039.08 = 38,918,593.16 : x
  2. Step 2: Convert to fraction form
    50,980,643.96/76,471,039.08 = 38,918,593.16/x
  3. Step 3: Cross multiply
    50,980,643.96x = 76,471,039.08 × 38,918,593.16
  4. Step 4: Simplify right side
    50,980,643.96x = 2,976,145,258,476,980.50
  5. Step 5: Solve for x
    x = 2,976,145,258,476,980.50/50,980,643.96
  6. Step 6: Final answer
    x = 58,377,945.58

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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.