Finding the Fourth Proportional to 7,048,884,836.36, 10,574,531,854.14 and 2,906,063,683.40
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Solution
The fourth proportional to 7,048,884,836.36, 10,574,531,854.14 and 2,906,063,683.40 is: 4,359,592,148.78
Step by Step Solution
- Step 1: Write the proportion equation
7,048,884,836.36 : 10,574,531,854.14 = 2,906,063,683.40 : x - Step 2: Convert to fraction form
7,048,884,836.36/10,574,531,854.14 = 2,906,063,683.40/x - Step 3: Cross multiply
7,048,884,836.36x = 10,574,531,854.14 × 2,906,063,683.40 - Step 4: Simplify right side
7,048,884,836.36x = 30,730,262,990,272,720,896 - Step 5: Solve for x
x = 30,730,262,990,272,720,896/7,048,884,836.36 - Step 6: Final answer
x = 4,359,592,148.78
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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.