Finding the Fourth Proportional to 4,869,130,567.96, 6,718,833,312.27 and 2,725,854,590.56
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Solution
The fourth proportional to 4,869,130,567.96, 6,718,833,312.27 and 2,725,854,590.56 is: 3,761,361,986.88
Step by Step Solution
- Step 1: Write the proportion equation
4,869,130,567.96 : 6,718,833,312.27 = 2,725,854,590.56 : x - Step 2: Convert to fraction form
4,869,130,567.96/6,718,833,312.27 = 2,725,854,590.56/x - Step 3: Cross multiply
4,869,130,567.96x = 6,718,833,312.27 × 2,725,854,590.56 - Step 4: Simplify right side
4,869,130,567.96x = 18,314,562,627,458,629,632 - Step 5: Solve for x
x = 18,314,562,627,458,629,632/4,869,130,567.96 - Step 6: Final answer
x = 3,761,361,986.88
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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.