Finding the Fourth Proportional to 163,368,165.66, 225,448,115.46 and 89,028,747.06
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Solution
The fourth proportional to 163,368,165.66, 225,448,115.46 and 89,028,747.06 is: 122,859,696.47
Step by Step Solution
- Step 1: Write the proportion equation
163,368,165.66 : 225,448,115.46 = 89,028,747.06 : x - Step 2: Convert to fraction form
163,368,165.66/225,448,115.46 = 89,028,747.06/x - Step 3: Cross multiply
163,368,165.66x = 225,448,115.46 × 89,028,747.06 - Step 4: Simplify right side
163,368,165.66x = 20,071,363,246,442,016 - Step 5: Solve for x
x = 20,071,363,246,442,016/163,368,165.66 - Step 6: Final answer
x = 122,859,696.47
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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.