Home / 14,405,646,548.26-19,879,792,236.60-7,812,593,876.26

Finding the Fourth Proportional to 14,405,646,548.26, 19,879,792,236.60 and 7,812,593,876.26

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Solution

The fourth proportional to 14,405,646,548.26, 19,879,792,236.60 and 7,812,593,876.26 is: 10,781,379,549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405,646,548.26 : 19,879,792,236.60 = 7,812,593,876.26 : x
  2. Step 2: Convert to fraction form
    14,405,646,548.26/19,879,792,236.60 = 7,812,593,876.26/x
  3. Step 3: Cross multiply
    14,405,646,548.26x = 19,879,792,236.60 × 7,812,593,876.26
  4. Step 4: Simplify right side
    14,405,646,548.26x = 155,312,743,088,982,228,992
  5. Step 5: Solve for x
    x = 155,312,743,088,982,228,992/14,405,646,548.26
  6. Step 6: Final answer
    x = 10,781,379,549.24

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Double scale
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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.