Home / 19,894,799,568.96-27,444,912,001.92-11,860,478,861.76

Finding the Fourth Proportional to 19,894,799,568.96, 27,444,912,001.92 and 11,860,478,861.76

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Solution

The fourth proportional to 19,894,799,568.96, 27,444,912,001.92 and 11,860,478,861.76 is: 16,361,552,049.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894,799,568.96 : 27,444,912,001.92 = 11,860,478,861.76 : x
  2. Step 2: Convert to fraction form
    19,894,799,568.96/27,444,912,001.92 = 11,860,478,861.76/x
  3. Step 3: Cross multiply
    19,894,799,568.96x = 27,444,912,001.92 × 11,860,478,861.76
  4. Step 4: Simplify right side
    19,894,799,568.96x = 325,509,798,661,635,440,640
  5. Step 5: Solve for x
    x = 325,509,798,661,635,440,640/19,894,799,568.96
  6. Step 6: Final answer
    x = 16,361,552,049.49

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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.