Finding the Fourth Proportional to 1,597,392,090.68, 2,396,208,485.99 and 476,827,195.91
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Solution
The fourth proportional to 1,597,392,090.68, 2,396,208,485.99 and 476,827,195.91 is: 715,276,718.75
Step by Step Solution
- Step 1: Write the proportion equation
1,597,392,090.68 : 2,396,208,485.99 = 476,827,195.91 : x - Step 2: Convert to fraction form
1,597,392,090.68/2,396,208,485.99 = 476,827,195.91/x - Step 3: Cross multiply
1,597,392,090.68x = 2,396,208,485.99 × 476,827,195.91 - Step 4: Simplify right side
1,597,392,090.68x = 1,142,577,373,178,281,728 - Step 5: Solve for x
x = 1,142,577,373,178,281,728/1,597,392,090.68 - Step 6: Final answer
x = 715,276,718.75
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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.