Finding the Fourth Proportional to 834,502,898.16, 1,251,244,163.80 and 397,937,107.44
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Solution
The fourth proportional to 834,502,898.16, 1,251,244,163.80 and 397,937,107.44 is: 596,662,377.50
Step by Step Solution
- Step 1: Write the proportion equation
834,502,898.16 : 1,251,244,163.80 = 397,937,107.44 : x - Step 2: Convert to fraction form
834,502,898.16/1,251,244,163.80 = 397,937,107.44/x - Step 3: Cross multiply
834,502,898.16x = 1,251,244,163.80 × 397,937,107.44 - Step 4: Simplify right side
834,502,898.16x = 497,916,483,243,753,536 - Step 5: Solve for x
x = 497,916,483,243,753,536/834,502,898.16 - Step 6: Final answer
x = 596,662,377.50
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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.