Finding the Fourth Proportional to 5,595,263,365.84, 7,722,140,530.90 and 3,184,531,992.98
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Solution
The fourth proportional to 5,595,263,365.84, 7,722,140,530.90 and 3,184,531,992.98 is: 4,395,039,512.36
Step by Step Solution
- Step 1: Write the proportion equation
5,595,263,365.84 : 7,722,140,530.90 = 3,184,531,992.98 : x - Step 2: Convert to fraction form
5,595,263,365.84/7,722,140,530.90 = 3,184,531,992.98/x - Step 3: Cross multiply
5,595,263,365.84x = 7,722,140,530.90 × 3,184,531,992.98 - Step 4: Simplify right side
5,595,263,365.84x = 24,591,403,574,938,611,712 - Step 5: Solve for x
x = 24,591,403,574,938,611,712/5,595,263,365.84 - Step 6: Final answer
x = 4,395,039,512.36
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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.