Home / 171,511,756.79-236,685,709.06-93,195,549.23

Finding the Fourth Proportional to 171,511,756.79, 236,685,709.06 and 93,195,549.23

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Solution

The fourth proportional to 171,511,756.79, 236,685,709.06 and 93,195,549.23 is: 128,609,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,511,756.79 : 236,685,709.06 = 93,195,549.23 : x
  2. Step 2: Convert to fraction form
    171,511,756.79/236,685,709.06 = 93,195,549.23/x
  3. Step 3: Cross multiply
    171,511,756.79x = 236,685,709.06 × 93,195,549.23
  4. Step 4: Simplify right side
    171,511,756.79x = 22,058,054,649,322,268
  5. Step 5: Solve for x
    x = 22,058,054,649,322,268/171,511,756.79
  6. Step 6: Final answer
    x = 128,609,577.93

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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.