Finding the Fourth Proportional to 337,518,374.14, 465,747,201.75 and 312,840,616.06
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Solution
The fourth proportional to 337,518,374.14, 465,747,201.75 and 312,840,616.06 is: 431,693,954.13
Step by Step Solution
- Step 1: Write the proportion equation
337,518,374.14 : 465,747,201.75 = 312,840,616.06 : x - Step 2: Convert to fraction form
337,518,374.14/465,747,201.75 = 312,840,616.06/x - Step 3: Cross multiply
337,518,374.14x = 465,747,201.75 × 312,840,616.06 - Step 4: Simplify right side
337,518,374.14x = 145,704,641,523,691,104 - Step 5: Solve for x
x = 145,704,641,523,691,104/337,518,374.14 - Step 6: Final answer
x = 431,693,954.13
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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.