Finding the Fourth Proportional to 809,909,207,617.99, 1,214,013,393,181.80 and 272,500,593,966.30
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Solution
The fourth proportional to 809,909,207,617.99, 1,214,013,393,181.80 and 272,500,593,966.30 is: 408,464,760,757.63
Step by Step Solution
- Step 1: Write the proportion equation
809,909,207,617.99 : 1,214,013,393,181.80 = 272,500,593,966.30 : x - Step 2: Convert to fraction form
809,909,207,617.99/1,214,013,393,181.80 = 272,500,593,966.30/x - Step 3: Cross multiply
809,909,207,617.99x = 1,214,013,393,181.80 × 272,500,593,966.30 - Step 4: Simplify right side
809,909,207,617.99x = 330,819,370,725,083,793,326,080 - Step 5: Solve for x
x = 330,819,370,725,083,793,326,080/809,909,207,617.99 - Step 6: Final answer
x = 408,464,760,757.63
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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.