Finding the Fourth Proportional to 368,361,289.44, 508,335,461.64 and 203,345,316
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Solution
The fourth proportional to 368,361,289.44, 508,335,461.64 and 203,345,316 is: 280,614,814.98
Step by Step Solution
- Step 1: Write the proportion equation
368,361,289.44 : 508,335,461.64 = 203,345,316 : x - Step 2: Convert to fraction form
368,361,289.44/508,335,461.64 = 203,345,316/x - Step 3: Cross multiply
368,361,289.44x = 508,335,461.64 × 203,345,316 - Step 4: Simplify right side
368,361,289.44x = 103,367,635,081,191,680 - Step 5: Solve for x
x = 103,367,635,081,191,680/368,361,289.44 - Step 6: Final answer
x = 280,614,814.98
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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.