Home / 161,940,222.16-223,245,071.98-115,449,763.48

Finding the Fourth Proportional to 161,940,222.16, 223,245,071.98 and 115,449,763.48

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Solution

The fourth proportional to 161,940,222.16, 223,245,071.98 and 115,449,763.48 is: 159,154,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,940,222.16 : 223,245,071.98 = 115,449,763.48 : x
  2. Step 2: Convert to fraction form
    161,940,222.16/223,245,071.98 = 115,449,763.48/x
  3. Step 3: Cross multiply
    161,940,222.16x = 223,245,071.98 × 115,449,763.48
  4. Step 4: Simplify right side
    161,940,222.16x = 25,773,590,757,319,840
  5. Step 5: Solve for x
    x = 25,773,590,757,319,840/161,940,222.16
  6. Step 6: Final answer
    x = 159,154,967.27

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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.