Finding the Fourth Proportional to 546,121,424.88, 753,852,515.00 and 357,961,844.39
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Solution
The fourth proportional to 546,121,424.88, 753,852,515.00 and 357,961,844.39 is: 494,121,681.31
Step by Step Solution
- Step 1: Write the proportion equation
546,121,424.88 : 753,852,515.00 = 357,961,844.39 : x - Step 2: Convert to fraction form
546,121,424.88/753,852,515.00 = 357,961,844.39/x - Step 3: Cross multiply
546,121,424.88x = 753,852,515.00 × 357,961,844.39 - Step 4: Simplify right side
546,121,424.88x = 269,850,436,661,881,056 - Step 5: Solve for x
x = 269,850,436,661,881,056/546,121,424.88 - Step 6: Final answer
x = 494,121,681.31
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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.