Home / 354,613,745,662.89-489,367,440,937.22-192,033,671,954.61

Finding the Fourth Proportional to 354,613,745,662.89, 489,367,440,937.22 and 192,033,671,954.61

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Solution

The fourth proportional to 354,613,745,662.89, 489,367,440,937.22 and 192,033,671,954.61 is: 265,006,722,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,613,745,662.89 : 489,367,440,937.22 = 192,033,671,954.61 : x
  2. Step 2: Convert to fraction form
    354,613,745,662.89/489,367,440,937.22 = 192,033,671,954.61/x
  3. Step 3: Cross multiply
    354,613,745,662.89x = 489,367,440,937.22 × 192,033,671,954.61
  4. Step 4: Simplify right side
    354,613,745,662.89x = 93,975,026,618,205,074,358,272
  5. Step 5: Solve for x
    x = 93,975,026,618,205,074,358,272/354,613,745,662.89
  6. Step 6: Final answer
    x = 265,006,722,857.10

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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.