Finding the Fourth Proportional to 539,000,372.36, 808,419,464.55 and 150,772,880.36
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Solution
The fourth proportional to 539,000,372.36, 808,419,464.55 and 150,772,880.36 is: 226,136,636.37
Step by Step Solution
- Step 1: Write the proportion equation
539,000,372.36 : 808,419,464.55 = 150,772,880.36 : x - Step 2: Convert to fraction form
539,000,372.36/808,419,464.55 = 150,772,880.36/x - Step 3: Cross multiply
539,000,372.36x = 808,419,464.55 × 150,772,880.36 - Step 4: Simplify right side
539,000,372.36x = 121,887,731,205,250,304 - Step 5: Solve for x
x = 121,887,731,205,250,304/539,000,372.36 - Step 6: Final answer
x = 226,136,636.37
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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.