Finding the Fourth Proportional to 1,511,962,298.49, 2,268,756,555.19 and 1,456,929,257.88
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Solution
The fourth proportional to 1,511,962,298.49, 2,268,756,555.19 and 1,456,929,257.88 is: 2,186,177,398.46
Step by Step Solution
- Step 1: Write the proportion equation
1,511,962,298.49 : 2,268,756,555.19 = 1,456,929,257.88 : x - Step 2: Convert to fraction form
1,511,962,298.49/2,268,756,555.19 = 1,456,929,257.88/x - Step 3: Cross multiply
1,511,962,298.49x = 2,268,756,555.19 × 1,456,929,257.88 - Step 4: Simplify right side
1,511,962,298.49x = 3,305,417,804,276,260,864 - Step 5: Solve for x
x = 3,305,417,804,276,260,864/1,511,962,298.49 - Step 6: Final answer
x = 2,186,177,398.46
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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.