Finding the Fourth Proportional to 368,050,433.18, 507,901,423.04 and 203,037,958.94
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Solution
The fourth proportional to 368,050,433.18, 507,901,423.04 and 203,037,958.94 is: 280,187,873.67
Step by Step Solution
- Step 1: Write the proportion equation
368,050,433.18 : 507,901,423.04 = 203,037,958.94 : x - Step 2: Convert to fraction form
368,050,433.18/507,901,423.04 = 203,037,958.94/x - Step 3: Cross multiply
368,050,433.18x = 507,901,423.04 × 203,037,958.94 - Step 4: Simplify right side
368,050,433.18x = 103,123,268,276,763,088 - Step 5: Solve for x
x = 103,123,268,276,763,088/368,050,433.18 - Step 6: Final answer
x = 280,187,873.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.