Finding the Fourth Proportional to 9,246,030,168,041.40, 12,759,529,994,676 and 5,079,543,420,734.60
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Solution
The fourth proportional to 9,246,030,168,041.40, 12,759,529,994,676 and 5,079,543,420,734.60 is: 7,009,774,514,920.45
Step by Step Solution
- Step 1: Write the proportion equation
9,246,030,168,041.40 : 12,759,529,994,676 = 5,079,543,420,734.60 : x - Step 2: Convert to fraction form
9,246,030,168,041.40/12,759,529,994,676 = 5,079,543,420,734.60/x - Step 3: Cross multiply
9,246,030,168,041.40x = 12,759,529,994,676 × 5,079,543,420,734.60 - Step 4: Simplify right side
9,246,030,168,041.40x = 64,812,586,636,122,256,587,096,064 - Step 5: Solve for x
x = 64,812,586,636,122,256,587,096,064/9,246,030,168,041.40 - Step 6: Final answer
x = 7,009,774,514,920.45
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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.