Finding the Fourth Proportional to 908,821,449.10, 1,363,232,173.65 and 796,581,109.90
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Solution
The fourth proportional to 908,821,449.10, 1,363,232,173.65 and 796,581,109.90 is: 1,194,871,664.85
Step by Step Solution
- Step 1: Write the proportion equation
908,821,449.10 : 1,363,232,173.65 = 796,581,109.90 : x - Step 2: Convert to fraction form
908,821,449.10/1,363,232,173.65 = 796,581,109.90/x - Step 3: Cross multiply
908,821,449.10x = 1,363,232,173.65 × 796,581,109.90 - Step 4: Simplify right side
908,821,449.10x = 1,085,924,997,937,506,560 - Step 5: Solve for x
x = 1,085,924,997,937,506,560/908,821,449.10 - Step 6: Final answer
x = 1,194,871,664.85
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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.