Finding the Fourth Proportional to 3,488,317,694.84, 4,813,051,002.09 and 1,982,825,543.93
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Solution
The fourth proportional to 3,488,317,694.84, 4,813,051,002.09 and 1,982,825,543.93 is: 2,735,828,931.32
Step by Step Solution
- Step 1: Write the proportion equation
3,488,317,694.84 : 4,813,051,002.09 = 1,982,825,543.93 : x - Step 2: Convert to fraction form
3,488,317,694.84/4,813,051,002.09 = 1,982,825,543.93/x - Step 3: Cross multiply
3,488,317,694.84x = 4,813,051,002.09 × 1,982,825,543.93 - Step 4: Simplify right side
3,488,317,694.84x = 9,543,440,471,157,870,592 - Step 5: Solve for x
x = 9,543,440,471,157,870,592/3,488,317,694.84 - Step 6: Final answer
x = 2,735,828,931.32
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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.