Home / 8,954,518,657.20-13,431,777,985.80-4,293,993,663.60

Finding the Fourth Proportional to 8,954,518,657.20, 13,431,777,985.80 and 4,293,993,663.60

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Solution

The fourth proportional to 8,954,518,657.20, 13,431,777,985.80 and 4,293,993,663.60 is: 6,440,990,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,518,657.20 : 13,431,777,985.80 = 4,293,993,663.60 : x
  2. Step 2: Convert to fraction form
    8,954,518,657.20/13,431,777,985.80 = 4,293,993,663.60/x
  3. Step 3: Cross multiply
    8,954,518,657.20x = 13,431,777,985.80 × 4,293,993,663.60
  4. Step 4: Simplify right side
    8,954,518,657.20x = 57,675,969,561,907,167,232
  5. Step 5: Solve for x
    x = 57,675,969,561,907,167,232/8,954,518,657.20
  6. Step 6: Final answer
    x = 6,440,990,495.40

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Double scale
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Similar ratio
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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.