Finding the Fourth Proportional to 7,799,266,260.18, 10,762,987,438.80 and 4,457,836,287.09
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Solution
The fourth proportional to 7,799,266,260.18, 10,762,987,438.80 and 4,457,836,287.09 is: 6,151,814,076.04
Step by Step Solution
- Step 1: Write the proportion equation
7,799,266,260.18 : 10,762,987,438.80 = 4,457,836,287.09 : x - Step 2: Convert to fraction form
7,799,266,260.18/10,762,987,438.80 = 4,457,836,287.09/x - Step 3: Cross multiply
7,799,266,260.18x = 10,762,987,438.80 × 4,457,836,287.09 - Step 4: Simplify right side
7,799,266,260.18x = 47,979,635,962,176,495,616 - Step 5: Solve for x
x = 47,979,635,962,176,495,616/7,799,266,260.18 - Step 6: Final answer
x = 6,151,814,076.04
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1.5x scale
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.