Finding the Fourth Proportional to 4,218,285,717.84, 6,322,999,307.32 and 1,419,282,590
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Solution
The fourth proportional to 4,218,285,717.84, 6,322,999,307.32 and 1,419,282,590 is: 2,127,433,614.92
Step by Step Solution
- Step 1: Write the proportion equation
4,218,285,717.84 : 6,322,999,307.32 = 1,419,282,590 : x - Step 2: Convert to fraction form
4,218,285,717.84/6,322,999,307.32 = 1,419,282,590/x - Step 3: Cross multiply
4,218,285,717.84x = 6,322,999,307.32 × 1,419,282,590 - Step 4: Simplify right side
4,218,285,717.84x = 8,974,122,833,461,335,040 - Step 5: Solve for x
x = 8,974,122,833,461,335,040/4,218,285,717.84 - Step 6: Final answer
x = 2,127,433,614.92
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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.