Finding the Fourth Proportional to 65,165,797.70, 97,748,696.55 and 19,729,852.10
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Solution
The fourth proportional to 65,165,797.70, 97,748,696.55 and 19,729,852.10 is: 29,594,778.15
Step by Step Solution
- Step 1: Write the proportion equation
65,165,797.70 : 97,748,696.55 = 19,729,852.10 : x - Step 2: Convert to fraction form
65,165,797.70/97,748,696.55 = 19,729,852.10/x - Step 3: Cross multiply
65,165,797.70x = 97,748,696.55 × 19,729,852.10 - Step 4: Simplify right side
65,165,797.70x = 1,928,567,325,899,280.25 - Step 5: Solve for x
x = 1,928,567,325,899,280.25/65,165,797.70 - Step 6: Final answer
x = 29,594,778.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.