Finding the Fourth Proportional to 6,868,080,399.20, 10,303,464,291.60 and 2,937,778,959.20
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Solution
The fourth proportional to 6,868,080,399.20, 10,303,464,291.60 and 2,937,778,959.20 is: 4,407,243,195.09
Step by Step Solution
- Step 1: Write the proportion equation
6,868,080,399.20 : 10,303,464,291.60 = 2,937,778,959.20 : x - Step 2: Convert to fraction form
6,868,080,399.20/10,303,464,291.60 = 2,937,778,959.20/x - Step 3: Cross multiply
6,868,080,399.20x = 10,303,464,291.60 × 2,937,778,959.20 - Step 4: Simplify right side
6,868,080,399.20x = 30,269,300,602,731,012,096 - Step 5: Solve for x
x = 30,269,300,602,731,012,096/6,868,080,399.20 - Step 6: Final answer
x = 4,407,243,195.09
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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.