Finding the Fourth Proportional to 3,850,683,044.05, 5,313,938,570.57 and 2,157,149,609.94
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Solution
The fourth proportional to 3,850,683,044.05, 5,313,938,570.57 and 2,157,149,609.94 is: 2,976,864,203.99
Step by Step Solution
- Step 1: Write the proportion equation
3,850,683,044.05 : 5,313,938,570.57 = 2,157,149,609.94 : x - Step 2: Convert to fraction form
3,850,683,044.05/5,313,938,570.57 = 2,157,149,609.94/x - Step 3: Cross multiply
3,850,683,044.05x = 5,313,938,570.57 × 2,157,149,609.94 - Step 4: Simplify right side
3,850,683,044.05x = 11,462,960,514,748,508,160 - Step 5: Solve for x
x = 11,462,960,514,748,508,160/3,850,683,044.05 - Step 6: Final answer
x = 2,976,864,203.99
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1.5x scale
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.