Finding the Fourth Proportional to 300,515,117.32, 450,124,798.74 and 202,934,239.12
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Solution
The fourth proportional to 300,515,117.32, 450,124,798.74 and 202,934,239.12 is: 303,963,854.98
Step by Step Solution
- Step 1: Write the proportion equation
300,515,117.32 : 450,124,798.74 = 202,934,239.12 : x - Step 2: Convert to fraction form
300,515,117.32/450,124,798.74 = 202,934,239.12/x - Step 3: Cross multiply
300,515,117.32x = 450,124,798.74 × 202,934,239.12 - Step 4: Simplify right side
300,515,117.32x = 91,345,733,541,345,040 - Step 5: Solve for x
x = 91,345,733,541,345,040/300,515,117.32 - Step 6: Final answer
x = 303,963,854.98
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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.