Finding the Fourth Proportional to 1,059,271,364.64, 1,461,771,577.44 and 613,253,534.88
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Solution
The fourth proportional to 1,059,271,364.64, 1,461,771,577.44 and 613,253,534.88 is: 846,276,617.09
Step by Step Solution
- Step 1: Write the proportion equation
1,059,271,364.64 : 1,461,771,577.44 = 613,253,534.88 : x - Step 2: Convert to fraction form
1,059,271,364.64/1,461,771,577.44 = 613,253,534.88/x - Step 3: Cross multiply
1,059,271,364.64x = 1,461,771,577.44 × 613,253,534.88 - Step 4: Simplify right side
1,059,271,364.64x = 896,436,587,052,193,664 - Step 5: Solve for x
x = 896,436,587,052,193,664/1,059,271,364.64 - Step 6: Final answer
x = 846,276,617.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.