Home / 158,851,518.35-238,140,809.61-55,207,257.84

Finding the Fourth Proportional to 158,851,518.35, 238,140,809.61 and 55,207,257.84

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Solution

The fourth proportional to 158,851,518.35, 238,140,809.61 and 55,207,257.84 is: 82,763,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,851,518.35 : 238,140,809.61 = 55,207,257.84 : x
  2. Step 2: Convert to fraction form
    158,851,518.35/238,140,809.61 = 55,207,257.84/x
  3. Step 3: Cross multiply
    158,851,518.35x = 238,140,809.61 × 55,207,257.84
  4. Step 4: Simplify right side
    158,851,518.35x = 13,147,101,078,365,622
  5. Step 5: Solve for x
    x = 13,147,101,078,365,622/158,851,518.35
  6. Step 6: Final answer
    x = 82,763,458.70

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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.