Finding the Fourth Proportional to 7,186,176,022.40, 10,779,264,033.60 and 4,090,307,811.20
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Solution
The fourth proportional to 7,186,176,022.40, 10,779,264,033.60 and 4,090,307,811.20 is: 6,135,461,716.80
Step by Step Solution
- Step 1: Write the proportion equation
7,186,176,022.40 : 10,779,264,033.60 = 4,090,307,811.20 : x - Step 2: Convert to fraction form
7,186,176,022.40/10,779,264,033.60 = 4,090,307,811.20/x - Step 3: Cross multiply
7,186,176,022.40x = 10,779,264,033.60 × 4,090,307,811.20 - Step 4: Simplify right side
7,186,176,022.40x = 44,090,507,875,621,298,176 - Step 5: Solve for x
x = 44,090,507,875,621,298,176/7,186,176,022.40 - Step 6: Final answer
x = 6,135,461,716.80
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1.5x scale
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.