Finding the Fourth Proportional to 954,634,090.05, 1,317,385,518.29 and 531,240,503.99
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Solution
The fourth proportional to 954,634,090.05, 1,317,385,518.29 and 531,240,503.99 is: 733,106,594.44
Step by Step Solution
- Step 1: Write the proportion equation
954,634,090.05 : 1,317,385,518.29 = 531,240,503.99 : x - Step 2: Convert to fraction form
954,634,090.05/1,317,385,518.29 = 531,240,503.99/x - Step 3: Cross multiply
954,634,090.05x = 1,317,385,518.29 × 531,240,503.99 - Step 4: Simplify right side
954,634,090.05x = 699,848,546,688,648,064 - Step 5: Solve for x
x = 699,848,546,688,648,064/954,634,090.05 - Step 6: Final answer
x = 733,106,594.44
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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.