Finding the Fourth Proportional to 1,470,859,956.84, 2,029,713,380.74 and 835,696,550.70
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Solution
The fourth proportional to 1,470,859,956.84, 2,029,713,380.74 and 835,696,550.70 is: 1,153,219,559.28
Step by Step Solution
- Step 1: Write the proportion equation
1,470,859,956.84 : 2,029,713,380.74 = 835,696,550.70 : x - Step 2: Convert to fraction form
1,470,859,956.84/2,029,713,380.74 = 835,696,550.70/x - Step 3: Cross multiply
1,470,859,956.84x = 2,029,713,380.74 × 835,696,550.70 - Step 4: Simplify right side
1,470,859,956.84x = 1,696,224,471,194,053,888 - Step 5: Solve for x
x = 1,696,224,471,194,053,888/1,470,859,956.84 - Step 6: Final answer
x = 1,153,219,559.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.