Finding the Fourth Proportional to 1,341,305,276.07, 1,851,001,366.32 and 746,576,957.55
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Solution
The fourth proportional to 1,341,305,276.07, 1,851,001,366.32 and 746,576,957.55 is: 1,030,276,248.92
Step by Step Solution
- Step 1: Write the proportion equation
1,341,305,276.07 : 1,851,001,366.32 = 746,576,957.55 : x - Step 2: Convert to fraction form
1,341,305,276.07/1,851,001,366.32 = 746,576,957.55/x - Step 3: Cross multiply
1,341,305,276.07x = 1,851,001,366.32 × 746,576,957.55 - Step 4: Simplify right side
1,341,305,276.07x = 1,381,914,968,488,078,592 - Step 5: Solve for x
x = 1,381,914,968,488,078,592/1,341,305,276.07 - Step 6: Final answer
x = 1,030,276,248.92
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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.