Home / 65,150,771.40-89,885,563.38-41,643,058.32

Finding the Fourth Proportional to 65,150,771.40, 89,885,563.38 and 41,643,058.32

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Solution

The fourth proportional to 65,150,771.40, 89,885,563.38 and 41,643,058.32 is: 57,453,038.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,150,771.40 : 89,885,563.38 = 41,643,058.32 : x
  2. Step 2: Convert to fraction form
    65,150,771.40/89,885,563.38 = 41,643,058.32/x
  3. Step 3: Cross multiply
    65,150,771.40x = 89,885,563.38 × 41,643,058.32
  4. Step 4: Simplify right side
    65,150,771.40x = 3,743,109,757,959,396
  5. Step 5: Solve for x
    x = 3,743,109,757,959,396/65,150,771.40
  6. Step 6: Final answer
    x = 57,453,038.20

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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.