Finding the Fourth Proportional to 291,569,569.04, 402,467,336.52 and 167,859,552.08
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Solution
The fourth proportional to 291,569,569.04, 402,467,336.52 and 167,859,552.08 is: 231,704,519.29
Step by Step Solution
- Step 1: Write the proportion equation
291,569,569.04 : 402,467,336.52 = 167,859,552.08 : x - Step 2: Convert to fraction form
291,569,569.04/402,467,336.52 = 167,859,552.08/x - Step 3: Cross multiply
291,569,569.04x = 402,467,336.52 × 167,859,552.08 - Step 4: Simplify right side
291,569,569.04x = 67,557,986,835,077,832 - Step 5: Solve for x
x = 67,557,986,835,077,832/291,569,569.04 - Step 6: Final answer
x = 231,704,519.29
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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.