Home / 12,915,551,174.80-19,373,326,762.20-3,100,898,786.80

Finding the Fourth Proportional to 12,915,551,174.80, 19,373,326,762.20 and 3,100,898,786.80

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Solution

The fourth proportional to 12,915,551,174.80, 19,373,326,762.20 and 3,100,898,786.80 is: 4,651,348,180.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,915,551,174.80 : 19,373,326,762.20 = 3,100,898,786.80 : x
  2. Step 2: Convert to fraction form
    12,915,551,174.80/19,373,326,762.20 = 3,100,898,786.80/x
  3. Step 3: Cross multiply
    12,915,551,174.80x = 19,373,326,762.20 × 3,100,898,786.80
  4. Step 4: Simplify right side
    12,915,551,174.80x = 60,074,725,453,185,957,888
  5. Step 5: Solve for x
    x = 60,074,725,453,185,957,888/12,915,551,174.80
  6. Step 6: Final answer
    x = 4,651,348,180.20

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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.