Finding the Fourth Proportional to 4,550,724,506.19, 6,826,086,775.68 and 1,279,173,710.19
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Solution
The fourth proportional to 4,550,724,506.19, 6,826,086,775.68 and 1,279,173,710.19 is: 1,918,760,569.89
Step by Step Solution
- Step 1: Write the proportion equation
4,550,724,506.19 : 6,826,086,775.68 = 1,279,173,710.19 : x - Step 2: Convert to fraction form
4,550,724,506.19/6,826,086,775.68 = 1,279,173,710.19/x - Step 3: Cross multiply
4,550,724,506.19x = 6,826,086,775.68 × 1,279,173,710.19 - Step 4: Simplify right side
4,550,724,506.19x = 8,731,750,746,925,480,960 - Step 5: Solve for x
x = 8,731,750,746,925,480,960/4,550,724,506.19 - Step 6: Final answer
x = 1,918,760,569.89
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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.