Home / 218,951,725.33-302,154,181.41-118,480,163.05

Finding the Fourth Proportional to 218,951,725.33, 302,154,181.41 and 118,480,163.05

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Solution

The fourth proportional to 218,951,725.33, 302,154,181.41 and 118,480,163.05 is: 163,503,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,951,725.33 : 302,154,181.41 = 118,480,163.05 : x
  2. Step 2: Convert to fraction form
    218,951,725.33/302,154,181.41 = 118,480,163.05/x
  3. Step 3: Cross multiply
    218,951,725.33x = 302,154,181.41 × 118,480,163.05
  4. Step 4: Simplify right side
    218,951,725.33x = 35,799,276,679,696,080
  5. Step 5: Solve for x
    x = 35,799,276,679,696,080/218,951,725.33
  6. Step 6: Final answer
    x = 163,503,058.15

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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.