Home / 118,483,058.06-163,520,431.01-68,925,520.51

Finding the Fourth Proportional to 118,483,058.06, 163,520,431.01 and 68,925,520.51

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Solution

The fourth proportional to 118,483,058.06, 163,520,431.01 and 68,925,520.51 is: 95,125,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,483,058.06 : 163,520,431.01 = 68,925,520.51 : x
  2. Step 2: Convert to fraction form
    118,483,058.06/163,520,431.01 = 68,925,520.51/x
  3. Step 3: Cross multiply
    118,483,058.06x = 163,520,431.01 × 68,925,520.51
  4. Step 4: Simplify right side
    118,483,058.06x = 11,270,730,821,383,796
  5. Step 5: Solve for x
    x = 11,270,730,821,383,796/118,483,058.06
  6. Step 6: Final answer
    x = 95,125,252.55

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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.