Finding the Fourth Proportional to 758,474,160.90, 1,137,711,241.35 and 708,589,565.70
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Solution
The fourth proportional to 758,474,160.90, 1,137,711,241.35 and 708,589,565.70 is: 1,062,884,348.55
Step by Step Solution
- Step 1: Write the proportion equation
758,474,160.90 : 1,137,711,241.35 = 708,589,565.70 : x - Step 2: Convert to fraction form
758,474,160.90/1,137,711,241.35 = 708,589,565.70/x - Step 3: Cross multiply
758,474,160.90x = 1,137,711,241.35 × 708,589,565.70 - Step 4: Simplify right side
758,474,160.90x = 806,170,314,400,204,416 - Step 5: Solve for x
x = 806,170,314,400,204,416/758,474,160.90 - Step 6: Final answer
x = 1,062,884,348.55
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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.