Finding the Fourth Proportional to 5,294,757,901.52, 7,943,184,183 and 1,513,184,174.28
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Solution
The fourth proportional to 5,294,757,901.52, 7,943,184,183 and 1,513,184,174.28 is: 2,270,075,577.14
Step by Step Solution
- Step 1: Write the proportion equation
5,294,757,901.52 : 7,943,184,183 = 1,513,184,174.28 : x - Step 2: Convert to fraction form
5,294,757,901.52/7,943,184,183 = 1,513,184,174.28/x - Step 3: Cross multiply
5,294,757,901.52x = 7,943,184,183 × 1,513,184,174.28 - Step 4: Simplify right side
5,294,757,901.52x = 12,019,500,599,106,811,904 - Step 5: Solve for x
x = 12,019,500,599,106,811,904/5,294,757,901.52 - Step 6: Final answer
x = 2,270,075,577.14
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1.5x scale
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.