Finding the Fourth Proportional to 909,715,522.08, 1,364,724,218.04 and 319,352,727.44
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Solution
The fourth proportional to 909,715,522.08, 1,364,724,218.04 and 319,352,727.44 is: 479,082,076.38
Step by Step Solution
- Step 1: Write the proportion equation
909,715,522.08 : 1,364,724,218.04 = 319,352,727.44 : x - Step 2: Convert to fraction form
909,715,522.08/1,364,724,218.04 = 319,352,727.44/x - Step 3: Cross multiply
909,715,522.08x = 1,364,724,218.04 × 319,352,727.44 - Step 4: Simplify right side
909,715,522.08x = 435,828,401,234,495,232 - Step 5: Solve for x
x = 435,828,401,234,495,232/909,715,522.08 - Step 6: Final answer
x = 479,082,076.38
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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.