Home / 268,734,556.80-402,803,236.80-147,652,905.60

Finding the Fourth Proportional to 268,734,556.80, 402,803,236.80 and 147,652,905.60

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Solution

The fourth proportional to 268,734,556.80, 402,803,236.80 and 147,652,905.60 is: 221,315,297.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,734,556.80 : 402,803,236.80 = 147,652,905.60 : x
  2. Step 2: Convert to fraction form
    268,734,556.80/402,803,236.80 = 147,652,905.60/x
  3. Step 3: Cross multiply
    268,734,556.80x = 402,803,236.80 × 147,652,905.60
  4. Step 4: Simplify right side
    268,734,556.80x = 59,475,068,298,604,848
  5. Step 5: Solve for x
    x = 59,475,068,298,604,848/268,734,556.80
  6. Step 6: Final answer
    x = 221,315,297.17

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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.