Finding the Fourth Proportional to 4,869,130,568.46, 6,718,833,312.96 and 2,725,854,591.06
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Solution
The fourth proportional to 4,869,130,568.46, 6,718,833,312.96 and 2,725,854,591.06 is: 3,761,361,987.57
Step by Step Solution
- Step 1: Write the proportion equation
4,869,130,568.46 : 6,718,833,312.96 = 2,725,854,591.06 : x - Step 2: Convert to fraction form
4,869,130,568.46/6,718,833,312.96 = 2,725,854,591.06/x - Step 3: Cross multiply
4,869,130,568.46x = 6,718,833,312.96 × 2,725,854,591.06 - Step 4: Simplify right side
4,869,130,568.46x = 18,314,562,632,698,886,144 - Step 5: Solve for x
x = 18,314,562,632,698,886,144/4,869,130,568.46 - Step 6: Final answer
x = 3,761,361,987.57
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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.