Finding the Fourth Proportional to 7,855,263,368,849, 10,838,691,257,864 and 4,386,348,737,904.20
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Solution
The fourth proportional to 7,855,263,368,849, 10,838,691,257,864 and 4,386,348,737,904.20 is: 6,052,283,352,840.81
Step by Step Solution
- Step 1: Write the proportion equation
7,855,263,368,849 : 10,838,691,257,864 = 4,386,348,737,904.20 : x - Step 2: Convert to fraction form
7,855,263,368,849/10,838,691,257,864 = 4,386,348,737,904.20/x - Step 3: Cross multiply
7,855,263,368,849x = 10,838,691,257,864 × 4,386,348,737,904.20 - Step 4: Simplify right side
7,855,263,368,849x = 47,542,279,719,465,041,388,371,968 - Step 5: Solve for x
x = 47,542,279,719,465,041,388,371,968/7,855,263,368,849 - Step 6: Final answer
x = 6,052,283,352,840.81
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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.