Finding the Fourth Proportional to 8,928,766,852.95, 13,393,186,387.49 and 3,616,979,460.96
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Solution
The fourth proportional to 8,928,766,852.95, 13,393,186,387.49 and 3,616,979,460.96 is: 5,425,483,818.56
Step by Step Solution
- Step 1: Write the proportion equation
8,928,766,852.95 : 13,393,186,387.49 = 3,616,979,460.96 : x - Step 2: Convert to fraction form
8,928,766,852.95/13,393,186,387.49 = 3,616,979,460.96/x - Step 3: Cross multiply
8,928,766,852.95x = 13,393,186,387.49 × 3,616,979,460.96 - Step 4: Simplify right side
8,928,766,852.95x = 48,442,880,080,360,390,656 - Step 5: Solve for x
x = 48,442,880,080,360,390,656/8,928,766,852.95 - Step 6: Final answer
x = 5,425,483,818.56
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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.