Finding the Fourth Proportional to 3,190,674,820.08, 4,403,865,916.14 and 1,871,000,528.88
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Solution
The fourth proportional to 3,190,674,820.08, 4,403,865,916.14 and 1,871,000,528.88 is: 2,582,411,534.50
Step by Step Solution
- Step 1: Write the proportion equation
3,190,674,820.08 : 4,403,865,916.14 = 1,871,000,528.88 : x - Step 2: Convert to fraction form
3,190,674,820.08/4,403,865,916.14 = 1,871,000,528.88/x - Step 3: Cross multiply
3,190,674,820.08x = 4,403,865,916.14 × 1,871,000,528.88 - Step 4: Simplify right side
3,190,674,820.08x = 8,239,635,458,214,546,432 - Step 5: Solve for x
x = 8,239,635,458,214,546,432/3,190,674,820.08 - Step 6: Final answer
x = 2,582,411,534.50
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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.