Finding the Fourth Proportional to 1,778,289,941.00, 2,667,192,769.60 and 468,082,276.13
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Solution
The fourth proportional to 1,778,289,941.00, 2,667,192,769.60 and 468,082,276.13 is: 702,059,677.50
Step by Step Solution
- Step 1: Write the proportion equation
1,778,289,941.00 : 2,667,192,769.60 = 468,082,276.13 : x - Step 2: Convert to fraction form
1,778,289,941.00/2,667,192,769.60 = 468,082,276.13/x - Step 3: Cross multiply
1,778,289,941.00x = 2,667,192,769.60 × 468,082,276.13 - Step 4: Simplify right side
1,778,289,941.00x = 1,248,465,662,477,344,256 - Step 5: Solve for x
x = 1,248,465,662,477,344,256/1,778,289,941.00 - Step 6: Final answer
x = 702,059,677.50
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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.