Finding the Fourth Proportional to 5,294,757,906.04, 7,943,184,189.75 and 1,513,184,178.79
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Solution
The fourth proportional to 5,294,757,906.04, 7,943,184,189.75 and 1,513,184,178.79 is: 2,270,075,583.90
Step by Step Solution
- Step 1: Write the proportion equation
5,294,757,906.04 : 7,943,184,189.75 = 1,513,184,178.79 : x - Step 2: Convert to fraction form
5,294,757,906.04/7,943,184,189.75 = 1,513,184,178.79/x - Step 3: Cross multiply
5,294,757,906.04x = 7,943,184,189.75 × 1,513,184,178.79 - Step 4: Simplify right side
5,294,757,906.04x = 12,019,500,645,144,565,760 - Step 5: Solve for x
x = 12,019,500,645,144,565,760/5,294,757,906.04 - Step 6: Final answer
x = 2,270,075,583.90
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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.