Finding the Fourth Proportional to 709,157,351.36, 1,062,889,726.06 and 330,059,455.62
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Solution
The fourth proportional to 709,157,351.36, 1,062,889,726.06 and 330,059,455.62 is: 494,695,293.92
Step by Step Solution
- Step 1: Write the proportion equation
709,157,351.36 : 1,062,889,726.06 = 330,059,455.62 : x - Step 2: Convert to fraction form
709,157,351.36/1,062,889,726.06 = 330,059,455.62/x - Step 3: Cross multiply
709,157,351.36x = 1,062,889,726.06 × 330,059,455.62 - Step 4: Simplify right side
709,157,351.36x = 350,816,804,367,454,528 - Step 5: Solve for x
x = 350,816,804,367,454,528/709,157,351.36 - Step 6: Final answer
x = 494,695,293.92
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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.