Finding the Fourth Proportional to 65,139,005,519.29, 97,652,548,102.21 and 22,638,381,044.14
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Solution
The fourth proportional to 65,139,005,519.29, 97,652,548,102.21 and 22,638,381,044.14 is: 33,938,123,191.25
Step by Step Solution
- Step 1: Write the proportion equation
65,139,005,519.29 : 97,652,548,102.21 = 22,638,381,044.14 : x - Step 2: Convert to fraction form
65,139,005,519.29/97,652,548,102.21 = 22,638,381,044.14/x - Step 3: Cross multiply
65,139,005,519.29x = 97,652,548,102.21 × 22,638,381,044.14 - Step 4: Simplify right side
65,139,005,519.29x = 2,210,695,593,869,040,418,816 - Step 5: Solve for x
x = 2,210,695,593,869,040,418,816/65,139,005,519.29 - Step 6: Final answer
x = 33,938,123,191.25
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1.5x scale
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.