Home / 361,908,443,865.88-499,456,334,330.58-199,328,057,443.03

Finding the Fourth Proportional to 361,908,443,865.88, 499,456,334,330.58 and 199,328,057,443.03

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Solution

The fourth proportional to 361,908,443,865.88, 499,456,334,330.58 and 199,328,057,443.03 is: 275,085,211,707.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,908,443,865.88 : 499,456,334,330.58 = 199,328,057,443.03 : x
  2. Step 2: Convert to fraction form
    361,908,443,865.88/499,456,334,330.58 = 199,328,057,443.03/x
  3. Step 3: Cross multiply
    361,908,443,865.88x = 499,456,334,330.58 × 199,328,057,443.03
  4. Step 4: Simplify right side
    361,908,443,865.88x = 99,555,660,899,731,049,021,440
  5. Step 5: Solve for x
    x = 99,555,660,899,731,049,021,440/361,908,443,865.88
  6. Step 6: Final answer
    x = 275,085,211,707.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.