Finding the Fourth Proportional to 2,385,643,181.67, 3,577,267,535.58 and 1,389,985,977.05
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Solution
The fourth proportional to 2,385,643,181.67, 3,577,267,535.58 and 1,389,985,977.05 is: 2,084,281,400.00
Step by Step Solution
- Step 1: Write the proportion equation
2,385,643,181.67 : 3,577,267,535.58 = 1,389,985,977.05 : x - Step 2: Convert to fraction form
2,385,643,181.67/3,577,267,535.58 = 1,389,985,977.05/x - Step 3: Cross multiply
2,385,643,181.67x = 3,577,267,535.58 × 1,389,985,977.05 - Step 4: Simplify right side
2,385,643,181.67x = 4,972,351,710,594,526,208 - Step 5: Solve for x
x = 4,972,351,710,594,526,208/2,385,643,181.67 - Step 6: Final answer
x = 2,084,281,400.00
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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.