Finding the Fourth Proportional to 1,314,366,478,613.60, 1,813,824,364,841 and 736,307,066,438.08
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Solution
The fourth proportional to 1,314,366,478,613.60, 1,813,824,364,841 and 736,307,066,438.08 is: 1,016,102,981,048.87
Step by Step Solution
- Step 1: Write the proportion equation
1,314,366,478,613.60 : 1,813,824,364,841 = 736,307,066,438.08 : x - Step 2: Convert to fraction form
1,314,366,478,613.60/1,813,824,364,841 = 736,307,066,438.08/x - Step 3: Cross multiply
1,314,366,478,613.60x = 1,813,824,364,841 × 736,307,066,438.08 - Step 4: Simplify right side
1,314,366,478,613.60x = 1,335,531,697,109,990,467,698,688 - Step 5: Solve for x
x = 1,335,531,697,109,990,467,698,688/1,314,366,478,613.60 - Step 6: Final answer
x = 1,016,102,981,048.87
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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.