Finding the Fourth Proportional to 293,146,290.04, 439,734,569.10 and 74,798,542.84
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Solution
The fourth proportional to 293,146,290.04, 439,734,569.10 and 74,798,542.84 is: 112,201,675.83
Step by Step Solution
- Step 1: Write the proportion equation
293,146,290.04 : 439,734,569.10 = 74,798,542.84 : x - Step 2: Convert to fraction form
293,146,290.04/439,734,569.10 = 74,798,542.84/x - Step 3: Cross multiply
293,146,290.04x = 439,734,569.10 × 74,798,542.84 - Step 4: Simplify right side
293,146,290.04x = 32,891,505,005,055,292 - Step 5: Solve for x
x = 32,891,505,005,055,292/293,146,290.04 - Step 6: Final answer
x = 112,201,675.83
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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.