Finding the Fourth Proportional to 4,178,876,195.52, 6,261,426,771.84 and 2,427,161,628.96
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Solution
The fourth proportional to 4,178,876,195.52, 6,261,426,771.84 and 2,427,161,628.96 is: 3,636,742,055.06
Step by Step Solution
- Step 1: Write the proportion equation
4,178,876,195.52 : 6,261,426,771.84 = 2,427,161,628.96 : x - Step 2: Convert to fraction form
4,178,876,195.52/6,261,426,771.84 = 2,427,161,628.96/x - Step 3: Cross multiply
4,178,876,195.52x = 6,261,426,771.84 × 2,427,161,628.96 - Step 4: Simplify right side
4,178,876,195.52x = 15,197,494,803,152,928,768 - Step 5: Solve for x
x = 15,197,494,803,152,928,768/4,178,876,195.52 - Step 6: Final answer
x = 3,636,742,055.06
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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.