Finding the Fourth Proportional to 77,239,864, 115,874,715.68 and 29,367,085.76
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Solution
The fourth proportional to 77,239,864, 115,874,715.68 and 29,367,085.76 is: 44,056,301.20
Step by Step Solution
- Step 1: Write the proportion equation
77,239,864 : 115,874,715.68 = 29,367,085.76 : x - Step 2: Convert to fraction form
77,239,864/115,874,715.68 = 29,367,085.76/x - Step 3: Cross multiply
77,239,864x = 115,874,715.68 × 29,367,085.76 - Step 4: Simplify right side
77,239,864x = 3,402,902,712,790,177 - Step 5: Solve for x
x = 3,402,902,712,790,177/77,239,864 - Step 6: Final answer
x = 44,056,301.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.