Finding the Fourth Proportional to 39,339,393,468, 58,995,876,252.36 and 12,803,669,286.96
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Solution
The fourth proportional to 39,339,393,468, 58,995,876,252.36 and 12,803,669,286.96 is: 19,201,203,227.60
Step by Step Solution
- Step 1: Write the proportion equation
39,339,393,468 : 58,995,876,252.36 = 12,803,669,286.96 : x - Step 2: Convert to fraction form
39,339,393,468/58,995,876,252.36 = 12,803,669,286.96/x - Step 3: Cross multiply
39,339,393,468x = 58,995,876,252.36 × 12,803,669,286.96 - Step 4: Simplify right side
39,339,393,468x = 755,363,688,829,634,478,080 - Step 5: Solve for x
x = 755,363,688,829,634,478,080/39,339,393,468 - Step 6: Final answer
x = 19,201,203,227.60
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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.