Finding the Fourth Proportional to 5,537,436,858.30, 8,307,020,387.44 and 1,805,860,358.12
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Solution
The fourth proportional to 5,537,436,858.30, 8,307,020,387.44 and 1,805,860,358.12 is: 2,709,072,662.25
Step by Step Solution
- Step 1: Write the proportion equation
5,537,436,858.30 : 8,307,020,387.44 = 1,805,860,358.12 : x - Step 2: Convert to fraction form
5,537,436,858.30/8,307,020,387.44 = 1,805,860,358.12/x - Step 3: Cross multiply
5,537,436,858.30x = 8,307,020,387.44 × 1,805,860,358.12 - Step 4: Simplify right side
5,537,436,858.30x = 15,001,318,811,772,536,832 - Step 5: Solve for x
x = 15,001,318,811,772,536,832/5,537,436,858.30 - Step 6: Final answer
x = 2,709,072,662.25
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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.