Finding the Fourth Proportional to 291,420,335.28, 437,082,617.34 and 104,635,615.08
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Solution
The fourth proportional to 291,420,335.28, 437,082,617.34 and 104,635,615.08 is: 156,936,229.11
Step by Step Solution
- Step 1: Write the proportion equation
291,420,335.28 : 437,082,617.34 = 104,635,615.08 : x - Step 2: Convert to fraction form
291,420,335.28/437,082,617.34 = 104,635,615.08/x - Step 3: Cross multiply
291,420,335.28x = 437,082,617.34 × 104,635,615.08 - Step 4: Simplify right side
291,420,335.28x = 45,734,408,506,147,168 - Step 5: Solve for x
x = 45,734,408,506,147,168/291,420,335.28 - Step 6: Final answer
x = 156,936,229.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.