Finding the Fourth Proportional to 1,214,174,700.16, 1,821,255,959.04 and 294,051,014.08
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Solution
The fourth proportional to 1,214,174,700.16, 1,821,255,959.04 and 294,051,014.08 is: 441,075,045.94
Step by Step Solution
- Step 1: Write the proportion equation
1,214,174,700.16 : 1,821,255,959.04 = 294,051,014.08 : x - Step 2: Convert to fraction form
1,214,174,700.16/1,821,255,959.04 = 294,051,014.08/x - Step 3: Cross multiply
1,214,174,700.16x = 1,821,255,959.04 × 294,051,014.08 - Step 4: Simplify right side
1,214,174,700.16x = 535,542,161,654,954,880 - Step 5: Solve for x
x = 535,542,161,654,954,880/1,214,174,700.16 - Step 6: Final answer
x = 441,075,045.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.