Home / 409,892,992,690.09-565,670,110,774.75-226,990,094,334.38

Finding the Fourth Proportional to 409,892,992,690.09, 565,670,110,774.75 and 226,990,094,334.38

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Solution

The fourth proportional to 409,892,992,690.09, 565,670,110,774.75 and 226,990,094,334.38 is: 313,256,176,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,892,992,690.09 : 565,670,110,774.75 = 226,990,094,334.38 : x
  2. Step 2: Convert to fraction form
    409,892,992,690.09/565,670,110,774.75 = 226,990,094,334.38/x
  3. Step 3: Cross multiply
    409,892,992,690.09x = 565,670,110,774.75 × 226,990,094,334.38
  4. Step 4: Simplify right side
    409,892,992,690.09x = 128,401,511,806,899,685,687,296
  5. Step 5: Solve for x
    x = 128,401,511,806,899,685,687,296/409,892,992,690.09
  6. Step 6: Final answer
    x = 313,256,176,848.04

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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.