Finding the Fourth Proportional to 11,621,144,165,680, 16,037,083,641,939 and 6,347,596,139,608.70
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Solution
The fourth proportional to 11,621,144,165,680, 16,037,083,641,939 and 6,347,596,139,608.70 is: 8,759,630,615,097.64
Step by Step Solution
- Step 1: Write the proportion equation
11,621,144,165,680 : 16,037,083,641,939 = 6,347,596,139,608.70 : x - Step 2: Convert to fraction form
11,621,144,165,680/16,037,083,641,939 = 6,347,596,139,608.70/x - Step 3: Cross multiply
11,621,144,165,680x = 16,037,083,641,939 × 6,347,596,139,608.70 - Step 4: Simplify right side
11,621,144,165,680x = 101,796,930,216,153,837,687,799,808 - Step 5: Solve for x
x = 101,796,930,216,153,837,687,799,808/11,621,144,165,680 - Step 6: Final answer
x = 8,759,630,615,097.64
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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.