Finding the Fourth Proportional to 709,157,351.67, 1,062,889,726.52 and 330,059,455.94
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Solution
The fourth proportional to 709,157,351.67, 1,062,889,726.52 and 330,059,455.94 is: 494,695,294.39
Step by Step Solution
- Step 1: Write the proportion equation
709,157,351.67 : 1,062,889,726.52 = 330,059,455.94 : x - Step 2: Convert to fraction form
709,157,351.67/1,062,889,726.52 = 330,059,455.94/x - Step 3: Cross multiply
709,157,351.67x = 1,062,889,726.52 × 330,059,455.94 - Step 4: Simplify right side
709,157,351.67x = 350,816,804,852,441,856 - Step 5: Solve for x
x = 350,816,804,852,441,856/709,157,351.67 - Step 6: Final answer
x = 494,695,294.39
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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.