Finding the Fourth Proportional to 5,313,970,613.04, 7,971,716,637 and 1,633,784,973.36
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Solution
The fourth proportional to 5,313,970,613.04, 7,971,716,637 and 1,633,784,973.36 is: 2,450,911,343.29
Step by Step Solution
- Step 1: Write the proportion equation
5,313,970,613.04 : 7,971,716,637 = 1,633,784,973.36 : x - Step 2: Convert to fraction form
5,313,970,613.04/7,971,716,637 = 1,633,784,973.36/x - Step 3: Cross multiply
5,313,970,613.04x = 7,971,716,637 × 1,633,784,973.36 - Step 4: Simplify right side
5,313,970,613.04x = 13,024,070,853,414,512,640 - Step 5: Solve for x
x = 13,024,070,853,414,512,640/5,313,970,613.04 - Step 6: Final answer
x = 2,450,911,343.29
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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.