Home / 170,733,778.40-256,100,667.60-160,880,031.20

Finding the Fourth Proportional to 170,733,778.40, 256,100,667.60 and 160,880,031.20

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Solution

The fourth proportional to 170,733,778.40, 256,100,667.60 and 160,880,031.20 is: 241,320,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,733,778.40 : 256,100,667.60 = 160,880,031.20 : x
  2. Step 2: Convert to fraction form
    170,733,778.40/256,100,667.60 = 160,880,031.20/x
  3. Step 3: Cross multiply
    170,733,778.40x = 256,100,667.60 × 160,880,031.20
  4. Step 4: Simplify right side
    170,733,778.40x = 41,201,483,393,828,824
  5. Step 5: Solve for x
    x = 41,201,483,393,828,824/170,733,778.40
  6. Step 6: Final answer
    x = 241,320,046.80

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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.