Finding the Fourth Proportional to 57,577,805,603.12, 86,378,487,791.38 and 19,799,474,629.65
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Solution
The fourth proportional to 57,577,805,603.12, 86,378,487,791.38 and 19,799,474,629.65 is: 29,703,262,561.99
Step by Step Solution
- Step 1: Write the proportion equation
57,577,805,603.12 : 86,378,487,791.38 = 19,799,474,629.65 : x - Step 2: Convert to fraction form
57,577,805,603.12/86,378,487,791.38 = 19,799,474,629.65/x - Step 3: Cross multiply
57,577,805,603.12x = 86,378,487,791.38 × 19,799,474,629.65 - Step 4: Simplify right side
57,577,805,603.12x = 1,710,248,677,572,861,755,392 - Step 5: Solve for x
x = 1,710,248,677,572,861,755,392/57,577,805,603.12 - Step 6: Final answer
x = 29,703,262,561.99
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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.