Finding the Fourth Proportional to 7,639,072,703.24, 10,541,920,837.42 and 4,251,909,302.71
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Solution
The fourth proportional to 7,639,072,703.24, 10,541,920,837.42 and 4,251,909,302.71 is: 5,867,635,119.91
Step by Step Solution
- Step 1: Write the proportion equation
7,639,072,703.24 : 10,541,920,837.42 = 4,251,909,302.71 : x - Step 2: Convert to fraction form
7,639,072,703.24/10,541,920,837.42 = 4,251,909,302.71/x - Step 3: Cross multiply
7,639,072,703.24x = 10,541,920,837.42 × 4,251,909,302.71 - Step 4: Simplify right side
7,639,072,703.24x = 44,823,291,277,063,593,984 - Step 5: Solve for x
x = 44,823,291,277,063,593,984/7,639,072,703.24 - Step 6: Final answer
x = 5,867,635,119.91
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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.