Home / 303,159,837.04-418,363,076.86-167,374,447.20

Finding the Fourth Proportional to 303,159,837.04, 418,363,076.86 and 167,374,447.20

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Solution

The fourth proportional to 303,159,837.04, 418,363,076.86 and 167,374,447.20 is: 230,978,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,159,837.04 : 418,363,076.86 = 167,374,447.20 : x
  2. Step 2: Convert to fraction form
    303,159,837.04/418,363,076.86 = 167,374,447.20/x
  3. Step 3: Cross multiply
    303,159,837.04x = 418,363,076.86 × 167,374,447.20
  4. Step 4: Simplify right side
    303,159,837.04x = 70,023,288,717,915,176
  5. Step 5: Solve for x
    x = 70,023,288,717,915,176/303,159,837.04
  6. Step 6: Final answer
    x = 230,978,118.35

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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.