Finding the Fourth Proportional to 5,045,269,772.84, 6,961,462,501.38 and 2,817,259,148.84
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Solution
The fourth proportional to 5,045,269,772.84, 6,961,462,501.38 and 2,817,259,148.84 is: 3,887,253,765.28
Step by Step Solution
- Step 1: Write the proportion equation
5,045,269,772.84 : 6,961,462,501.38 = 2,817,259,148.84 : x - Step 2: Convert to fraction form
5,045,269,772.84/6,961,462,501.38 = 2,817,259,148.84/x - Step 3: Cross multiply
5,045,269,772.84x = 6,961,462,501.38 × 2,817,259,148.84 - Step 4: Simplify right side
5,045,269,772.84x = 19,612,243,921,319,399,424 - Step 5: Solve for x
x = 19,612,243,921,319,399,424/5,045,269,772.84 - Step 6: Final answer
x = 3,887,253,765.28
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1.5x scale
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.