Home / 381,460,242.32-526,601,744.52-255,967,538.48

Finding the Fourth Proportional to 381,460,242.32, 526,601,744.52 and 255,967,538.48

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Solution

The fourth proportional to 381,460,242.32, 526,601,744.52 and 255,967,538.48 is: 353,360,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,460,242.32 : 526,601,744.52 = 255,967,538.48 : x
  2. Step 2: Convert to fraction form
    381,460,242.32/526,601,744.52 = 255,967,538.48/x
  3. Step 3: Cross multiply
    381,460,242.32x = 526,601,744.52 × 255,967,538.48
  4. Step 4: Simplify right side
    381,460,242.32x = 134,792,952,304,058,224
  5. Step 5: Solve for x
    x = 134,792,952,304,058,224/381,460,242.32
  6. Step 6: Final answer
    x = 353,360,422.27

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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.