Finding the Fourth Proportional to 1,237,334,816, 1,707,104,175.68 and 701,429,026.88
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Solution
The fourth proportional to 1,237,334,816, 1,707,104,175.68 and 701,429,026.88 is: 967,735,171.80
Step by Step Solution
- Step 1: Write the proportion equation
1,237,334,816 : 1,707,104,175.68 = 701,429,026.88 : x - Step 2: Convert to fraction form
1,237,334,816/1,707,104,175.68 = 701,429,026.88/x - Step 3: Cross multiply
1,237,334,816x = 1,707,104,175.68 × 701,429,026.88 - Step 4: Simplify right side
1,237,334,816x = 1,197,412,420,730,007,040 - Step 5: Solve for x
x = 1,197,412,420,730,007,040/1,237,334,816 - Step 6: Final answer
x = 967,735,171.80
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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.