Finding the Fourth Proportional to 1,969,106,852.48, 2,718,204,161.28 and 1,226,917,616
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Solution
The fourth proportional to 1,969,106,852.48, 2,718,204,161.28 and 1,226,917,616 is: 1,693,667,646.91
Step by Step Solution
- Step 1: Write the proportion equation
1,969,106,852.48 : 2,718,204,161.28 = 1,226,917,616 : x - Step 2: Convert to fraction form
1,969,106,852.48/2,718,204,161.28 = 1,226,917,616/x - Step 3: Cross multiply
1,969,106,852.48x = 2,718,204,161.28 × 1,226,917,616 - Step 4: Simplify right side
1,969,106,852.48x = 3,335,012,569,358,937,600 - Step 5: Solve for x
x = 3,335,012,569,358,937,600/1,969,106,852.48 - Step 6: Final answer
x = 1,693,667,646.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.