Finding the Fourth Proportional to 3,070,157,591.77, 4,236,817,446.71 and 1,660,461,514.09
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Solution
The fourth proportional to 3,070,157,591.77, 4,236,817,446.71 and 1,660,461,514.09 is: 2,291,436,873.26
Step by Step Solution
- Step 1: Write the proportion equation
3,070,157,591.77 : 4,236,817,446.71 = 1,660,461,514.09 : x - Step 2: Convert to fraction form
3,070,157,591.77/4,236,817,446.71 = 1,660,461,514.09/x - Step 3: Cross multiply
3,070,157,591.77x = 4,236,817,446.71 × 1,660,461,514.09 - Step 4: Simplify right side
3,070,157,591.77x = 7,035,072,312,487,014,400 - Step 5: Solve for x
x = 7,035,072,312,487,014,400/3,070,157,591.77 - Step 6: Final answer
x = 2,291,436,873.26
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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.