Home / 158,477,946.80-221,415,629.20-158,477,946.80

Finding the Fourth Proportional to 158,477,946.80, 221,415,629.20 and 158,477,946.80

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Solution

The fourth proportional to 158,477,946.80, 221,415,629.20 and 158,477,946.80 is: 221,415,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,477,946.80 : 221,415,629.20 = 158,477,946.80 : x
  2. Step 2: Convert to fraction form
    158,477,946.80/221,415,629.20 = 158,477,946.80/x
  3. Step 3: Cross multiply
    158,477,946.80x = 221,415,629.20 × 158,477,946.80
  4. Step 4: Simplify right side
    158,477,946.80x = 35,089,494,305,046,128
  5. Step 5: Solve for x
    x = 35,089,494,305,046,128/158,477,946.80
  6. Step 6: Final answer
    x = 221,415,629.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.