Finding the Fourth Proportional to 2,966,385,653.66, 4,091,750,166.25 and 1,759,872,708.66
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Solution
The fourth proportional to 2,966,385,653.66, 4,091,750,166.25 and 1,759,872,708.66 is: 2,427,519,644.78
Step by Step Solution
- Step 1: Write the proportion equation
2,966,385,653.66 : 4,091,750,166.25 = 1,759,872,708.66 : x - Step 2: Convert to fraction form
2,966,385,653.66/4,091,750,166.25 = 1,759,872,708.66/x - Step 3: Cross multiply
2,966,385,653.66x = 4,091,750,166.25 × 1,759,872,708.66 - Step 4: Simplify right side
2,966,385,653.66x = 7,200,959,448,255,644,672 - Step 5: Solve for x
x = 7,200,959,448,255,644,672/2,966,385,653.66 - Step 6: Final answer
x = 2,427,519,644.78
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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.