Finding the Fourth Proportional to 2,425,417,292.39, 3,638,416,376.62 and 744,482,600.87
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Solution
The fourth proportional to 2,425,417,292.39, 3,638,416,376.62 and 744,482,600.87 is: 1,116,813,051.35
Step by Step Solution
- Step 1: Write the proportion equation
2,425,417,292.39 : 3,638,416,376.62 = 744,482,600.87 : x - Step 2: Convert to fraction form
2,425,417,292.39/3,638,416,376.62 = 744,482,600.87/x - Step 3: Cross multiply
2,425,417,292.39x = 3,638,416,376.62 × 744,482,600.87 - Step 4: Simplify right side
2,425,417,292.39x = 2,708,737,687,119,368,704 - Step 5: Solve for x
x = 2,708,737,687,119,368,704/2,425,417,292.39 - Step 6: Final answer
x = 1,116,813,051.35
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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.