Finding the Fourth Proportional to 2,402,208,074.70, 3,603,312,112.05 and 1,479,091,121.10
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Solution
The fourth proportional to 2,402,208,074.70, 3,603,312,112.05 and 1,479,091,121.10 is: 2,218,636,681.65
Step by Step Solution
- Step 1: Write the proportion equation
2,402,208,074.70 : 3,603,312,112.05 = 1,479,091,121.10 : x - Step 2: Convert to fraction form
2,402,208,074.70/3,603,312,112.05 = 1,479,091,121.10/x - Step 3: Cross multiply
2,402,208,074.70x = 3,603,312,112.05 × 1,479,091,121.10 - Step 4: Simplify right side
2,402,208,074.70x = 5,329,626,951,485,243,392 - Step 5: Solve for x
x = 5,329,626,951,485,243,392/2,402,208,074.70 - Step 6: Final answer
x = 2,218,636,681.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.