Home / 158,851,519.35-238,140,811.11-55,207,258.84

Finding the Fourth Proportional to 158,851,519.35, 238,140,811.11 and 55,207,258.84

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Solution

The fourth proportional to 158,851,519.35, 238,140,811.11 and 55,207,258.84 is: 82,763,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,851,519.35 : 238,140,811.11 = 55,207,258.84 : x
  2. Step 2: Convert to fraction form
    158,851,519.35/238,140,811.11 = 55,207,258.84/x
  3. Step 3: Cross multiply
    158,851,519.35x = 238,140,811.11 × 55,207,258.84
  4. Step 4: Simplify right side
    158,851,519.35x = 13,147,101,399,317,320
  5. Step 5: Solve for x
    x = 13,147,101,399,317,320/158,851,519.35
  6. Step 6: Final answer
    x = 82,763,460.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.