Home / 134,444,668.80-201,667,003.20-66,420,220.80

Finding the Fourth Proportional to 134,444,668.80, 201,667,003.20 and 66,420,220.80

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Solution

The fourth proportional to 134,444,668.80, 201,667,003.20 and 66,420,220.80 is: 99,630,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,444,668.80 : 201,667,003.20 = 66,420,220.80 : x
  2. Step 2: Convert to fraction form
    134,444,668.80/201,667,003.20 = 66,420,220.80/x
  3. Step 3: Cross multiply
    134,444,668.80x = 201,667,003.20 × 66,420,220.80
  4. Step 4: Simplify right side
    134,444,668.80x = 13,394,766,880,618,306
  5. Step 5: Solve for x
    x = 13,394,766,880,618,306/134,444,668.80
  6. Step 6: Final answer
    x = 99,630,331.20

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1.5x scale

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.