Finding the Fourth Proportional to 1,624,549,122.96, 2,243,980,755.77 and 1,343,427,093.42
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Solution
The fourth proportional to 1,624,549,122.96, 2,243,980,755.77 and 1,343,427,093.42 is: 1,855,668,444.74
Step by Step Solution
- Step 1: Write the proportion equation
1,624,549,122.96 : 2,243,980,755.77 = 1,343,427,093.42 : x - Step 2: Convert to fraction form
1,624,549,122.96/2,243,980,755.77 = 1,343,427,093.42/x - Step 3: Cross multiply
1,624,549,122.96x = 2,243,980,755.77 × 1,343,427,093.42 - Step 4: Simplify right side
1,624,549,122.96x = 3,014,624,544,407,789,056 - Step 5: Solve for x
x = 3,014,624,544,407,789,056/1,624,549,122.96 - Step 6: Final answer
x = 1,855,668,444.74
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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.