Home / 115,384,809.88-159,224,729.34-63,163,743.16

Finding the Fourth Proportional to 115,384,809.88, 159,224,729.34 and 63,163,743.16

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Solution

The fourth proportional to 115,384,809.88, 159,224,729.34 and 63,163,743.16 is: 87,162,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,384,809.88 : 159,224,729.34 = 63,163,743.16 : x
  2. Step 2: Convert to fraction form
    115,384,809.88/159,224,729.34 = 63,163,743.16/x
  3. Step 3: Cross multiply
    115,384,809.88x = 159,224,729.34 × 63,163,743.16
  4. Step 4: Simplify right side
    115,384,809.88x = 10,057,229,908,752,276
  5. Step 5: Solve for x
    x = 10,057,229,908,752,276/115,384,809.88
  6. Step 6: Final answer
    x = 87,162,512.29

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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.