Finding the Fourth Proportional to 1,610,604,748.86, 2,222,599,716.48 and 932,450,298.08
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Solution
The fourth proportional to 1,610,604,748.86, 2,222,599,716.48 and 932,450,298.08 is: 1,286,761,242.70
Step by Step Solution
- Step 1: Write the proportion equation
1,610,604,748.86 : 2,222,599,716.48 = 932,450,298.08 : x - Step 2: Convert to fraction form
1,610,604,748.86/2,222,599,716.48 = 932,450,298.08/x - Step 3: Cross multiply
1,610,604,748.86x = 2,222,599,716.48 × 932,450,298.08 - Step 4: Simplify right side
1,610,604,748.86x = 2,072,463,768,144,299,520 - Step 5: Solve for x
x = 2,072,463,768,144,299,520/1,610,604,748.86 - Step 6: Final answer
x = 1,286,761,242.70
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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.