Finding the Fourth Proportional to 45,466,770.96, 68,154,202.08 and 19,575,960.48
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Solution
The fourth proportional to 45,466,770.96, 68,154,202.08 and 19,575,960.48 is: 29,344,154.83
Step by Step Solution
- Step 1: Write the proportion equation
45,466,770.96 : 68,154,202.08 = 19,575,960.48 : x - Step 2: Convert to fraction form
45,466,770.96/68,154,202.08 = 19,575,960.48/x - Step 3: Cross multiply
45,466,770.96x = 68,154,202.08 × 19,575,960.48 - Step 4: Simplify right side
45,466,770.96x = 1,334,183,966,464,013.75 - Step 5: Solve for x
x = 1,334,183,966,464,013.75/45,466,770.96 - Step 6: Final answer
x = 29,344,154.83
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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.