Finding the Fourth Proportional to 589,014,425.94, 812,845,513.55 and 324,705,898.70
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Solution
The fourth proportional to 589,014,425.94, 812,845,513.55 and 324,705,898.70 is: 448,097,230.49
Step by Step Solution
- Step 1: Write the proportion equation
589,014,425.94 : 812,845,513.55 = 324,705,898.70 : x - Step 2: Convert to fraction form
589,014,425.94/812,845,513.55 = 324,705,898.70/x - Step 3: Cross multiply
589,014,425.94x = 812,845,513.55 × 324,705,898.70 - Step 4: Simplify right side
589,014,425.94x = 263,935,732,979,486,656 - Step 5: Solve for x
x = 263,935,732,979,486,656/589,014,425.94 - Step 6: Final answer
x = 448,097,230.49
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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.