Finding the Fourth Proportional to 5,077,416,393.64, 7,616,114,441.52 and 1,347,081,698.08
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Solution
The fourth proportional to 5,077,416,393.64, 7,616,114,441.52 and 1,347,081,698.08 is: 2,020,619,854.52
Step by Step Solution
- Step 1: Write the proportion equation
5,077,416,393.64 : 7,616,114,441.52 = 1,347,081,698.08 : x - Step 2: Convert to fraction form
5,077,416,393.64/7,616,114,441.52 = 1,347,081,698.08/x - Step 3: Cross multiply
5,077,416,393.64x = 7,616,114,441.52 × 1,347,081,698.08 - Step 4: Simplify right side
5,077,416,393.64x = 10,259,528,374,654,371,840 - Step 5: Solve for x
x = 10,259,528,374,654,371,840/5,077,416,393.64 - Step 6: Final answer
x = 2,020,619,854.52
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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.