Finding the Fourth Proportional to 5,385,701,623,288.20, 7,432,275,407,470.80 and 2,916,516,757,345
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Solution
The fourth proportional to 5,385,701,623,288.20, 7,432,275,407,470.80 and 2,916,516,757,345 is: 4,024,797,006,459
Step by Step Solution
- Step 1: Write the proportion equation
5,385,701,623,288.20 : 7,432,275,407,470.80 = 2,916,516,757,345 : x - Step 2: Convert to fraction form
5,385,701,623,288.20/7,432,275,407,470.80 = 2,916,516,757,345/x - Step 3: Cross multiply
5,385,701,623,288.20x = 7,432,275,407,470.80 × 2,916,516,757,345 - Step 4: Simplify right side
5,385,701,623,288.20x = 21,676,355,771,091,725,653,639,168 - Step 5: Solve for x
x = 21,676,355,771,091,725,653,639,168/5,385,701,623,288.20 - Step 6: Final answer
x = 4,024,797,006,459
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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.