Finding the Fourth Proportional to 7,558,299,272.80, 11,337,448,909.20 and 3,884,979,080.80
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Solution
The fourth proportional to 7,558,299,272.80, 11,337,448,909.20 and 3,884,979,080.80 is: 5,827,468,621.20
Step by Step Solution
- Step 1: Write the proportion equation
7,558,299,272.80 : 11,337,448,909.20 = 3,884,979,080.80 : x - Step 2: Convert to fraction form
7,558,299,272.80/11,337,448,909.20 = 3,884,979,080.80/x - Step 3: Cross multiply
7,558,299,272.80x = 11,337,448,909.20 × 3,884,979,080.80 - Step 4: Simplify right side
7,558,299,272.80x = 44,045,751,841,880,784,896 - Step 5: Solve for x
x = 44,045,751,841,880,784,896/7,558,299,272.80 - Step 6: Final answer
x = 5,827,468,621.20
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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.