Finding the Fourth Proportional to 1,230,082,246.41, 1,845,205,187.49 and 432,302,895.42
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Solution
The fourth proportional to 1,230,082,246.41, 1,845,205,187.49 and 432,302,895.42 is: 648,483,097.39
Step by Step Solution
- Step 1: Write the proportion equation
1,230,082,246.41 : 1,845,205,187.49 = 432,302,895.42 : x - Step 2: Convert to fraction form
1,230,082,246.41/1,845,205,187.49 = 432,302,895.42/x - Step 3: Cross multiply
1,230,082,246.41x = 1,845,205,187.49 × 432,302,895.42 - Step 4: Simplify right side
1,230,082,246.41x = 797,687,545,195,931,008 - Step 5: Solve for x
x = 797,687,545,195,931,008/1,230,082,246.41 - Step 6: Final answer
x = 648,483,097.39
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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.