Finding the Fourth Proportional to 1,296,293,946.24, 1,788,727,239.36 and 1,032,647,318.40
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Solution
The fourth proportional to 1,296,293,946.24, 1,788,727,239.36 and 1,032,647,318.40 is: 1,424,927,110.42
Step by Step Solution
- Step 1: Write the proportion equation
1,296,293,946.24 : 1,788,727,239.36 = 1,032,647,318.40 : x - Step 2: Convert to fraction form
1,296,293,946.24/1,788,727,239.36 = 1,032,647,318.40/x - Step 3: Cross multiply
1,296,293,946.24x = 1,788,727,239.36 × 1,032,647,318.40 - Step 4: Simplify right side
1,296,293,946.24x = 1,847,124,387,074,138,880 - Step 5: Solve for x
x = 1,847,124,387,074,138,880/1,296,293,946.24 - Step 6: Final answer
x = 1,424,927,110.42
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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.