Finding the Fourth Proportional to 1,766,007,417.95, 2,436,324,463.14 and 1,051,142,130.91
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Solution
The fourth proportional to 1,766,007,417.95, 2,436,324,463.14 and 1,051,142,130.91 is: 1,450,120,345.90
Step by Step Solution
- Step 1: Write the proportion equation
1,766,007,417.95 : 2,436,324,463.14 = 1,051,142,130.91 : x - Step 2: Convert to fraction form
1,766,007,417.95/2,436,324,463.14 = 1,051,142,130.91/x - Step 3: Cross multiply
1,766,007,417.95x = 2,436,324,463.14 × 1,051,142,130.91 - Step 4: Simplify right side
1,766,007,417.95x = 2,560,923,287,778,167,296 - Step 5: Solve for x
x = 2,560,923,287,778,167,296/1,766,007,417.95 - Step 6: Final answer
x = 1,450,120,345.90
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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.