Finding the Fourth Proportional to 158,718,676.36, 219,055,678.82 and 96,874,952.84
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Solution
The fourth proportional to 158,718,676.36, 219,055,678.82 and 96,874,952.84 is: 133,702,025.76
Step by Step Solution
- Step 1: Write the proportion equation
158,718,676.36 : 219,055,678.82 = 96,874,952.84 : x - Step 2: Convert to fraction form
158,718,676.36/219,055,678.82 = 96,874,952.84/x - Step 3: Cross multiply
158,718,676.36x = 219,055,678.82 × 96,874,952.84 - Step 4: Simplify right side
158,718,676.36x = 21,221,008,555,021,688 - Step 5: Solve for x
x = 21,221,008,555,021,688/158,718,676.36 - Step 6: Final answer
x = 133,702,025.76
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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.