Finding the Fourth Proportional to 132,852,468.47, 183,336,484.59 and 74,115,133.88
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Solution
The fourth proportional to 132,852,468.47, 183,336,484.59 and 74,115,133.88 is: 102,278,928.32
Step by Step Solution
- Step 1: Write the proportion equation
132,852,468.47 : 183,336,484.59 = 74,115,133.88 : x - Step 2: Convert to fraction form
132,852,468.47/183,336,484.59 = 74,115,133.88/x - Step 3: Cross multiply
132,852,468.47x = 183,336,484.59 × 74,115,133.88 - Step 4: Simplify right side
132,852,468.47x = 13,588,008,099,559,724 - Step 5: Solve for x
x = 13,588,008,099,559,724/132,852,468.47 - Step 6: Final answer
x = 102,278,928.32
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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.