Finding the Fourth Proportional to 77,468,168.07, 106,902,623.48 and 44,404,713.95
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Solution
The fourth proportional to 77,468,168.07, 106,902,623.48 and 44,404,713.95 is: 61,276,528.59
Step by Step Solution
- Step 1: Write the proportion equation
77,468,168.07 : 106,902,623.48 = 44,404,713.95 : x - Step 2: Convert to fraction form
77,468,168.07/106,902,623.48 = 44,404,713.95/x - Step 3: Cross multiply
77,468,168.07x = 106,902,623.48 × 44,404,713.95 - Step 4: Simplify right side
77,468,168.07x = 4,746,980,415,377,417 - Step 5: Solve for x
x = 4,746,980,415,377,417/77,468,168.07 - Step 6: Final answer
x = 61,276,528.59
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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.