Finding the Fourth Proportional to 3,541,398,512.80, 5,312,894,031.60 and 1,087,848,637.60
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Solution
The fourth proportional to 3,541,398,512.80, 5,312,894,031.60 and 1,087,848,637.60 is: 1,632,017,552.70
Step by Step Solution
- Step 1: Write the proportion equation
3,541,398,512.80 : 5,312,894,031.60 = 1,087,848,637.60 : x - Step 2: Convert to fraction form
3,541,398,512.80/5,312,894,031.60 = 1,087,848,637.60/x - Step 3: Cross multiply
3,541,398,512.80x = 5,312,894,031.60 × 1,087,848,637.60 - Step 4: Simplify right side
3,541,398,512.80x = 5,779,624,533,989,231,616 - Step 5: Solve for x
x = 5,779,624,533,989,231,616/3,541,398,512.80 - Step 6: Final answer
x = 1,632,017,552.70
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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.