Finding the Fourth Proportional to 185,345,263.21, 276,380,348.40 and 183,681,686.81
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Solution
The fourth proportional to 185,345,263.21, 276,380,348.40 and 183,681,686.81 is: 273,899,681.69
Step by Step Solution
- Step 1: Write the proportion equation
185,345,263.21 : 276,380,348.40 = 183,681,686.81 : x - Step 2: Convert to fraction form
185,345,263.21/276,380,348.40 = 183,681,686.81/x - Step 3: Cross multiply
185,345,263.21x = 276,380,348.40 × 183,681,686.81 - Step 4: Simplify right side
185,345,263.21x = 50,766,008,595,247,480 - Step 5: Solve for x
x = 50,766,008,595,247,480/185,345,263.21 - Step 6: Final answer
x = 273,899,681.69
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.