Finding the Fourth Proportional to 5,723,135,987.20, 8,584,703,980.80 and 5,497,395,596.80
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Solution
The fourth proportional to 5,723,135,987.20, 8,584,703,980.80 and 5,497,395,596.80 is: 8,246,093,395.20
Step by Step Solution
- Step 1: Write the proportion equation
5,723,135,987.20 : 8,584,703,980.80 = 5,497,395,596.80 : x - Step 2: Convert to fraction form
5,723,135,987.20/8,584,703,980.80 = 5,497,395,596.80/x - Step 3: Cross multiply
5,723,135,987.20x = 8,584,703,980.80 × 5,497,395,596.80 - Step 4: Simplify right side
5,723,135,987.20x = 47,193,513,863,881,351,168 - Step 5: Solve for x
x = 47,193,513,863,881,351,168/5,723,135,987.20 - Step 6: Final answer
x = 8,246,093,395.20
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Double scale
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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.