Finding the Fourth Proportional to 349,579,830,827.51, 482,415,032,451.98 and 195,257,762,463.57
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Solution
The fourth proportional to 349,579,830,827.51, 482,415,032,451.98 and 195,257,762,463.57 is: 269,452,844,554.53
Step by Step Solution
- Step 1: Write the proportion equation
349,579,830,827.51 : 482,415,032,451.98 = 195,257,762,463.57 : x - Step 2: Convert to fraction form
349,579,830,827.51/482,415,032,451.98 = 195,257,762,463.57/x - Step 3: Cross multiply
349,579,830,827.51x = 482,415,032,451.98 × 195,257,762,463.57 - Step 4: Simplify right side
349,579,830,827.51x = 94,195,279,815,364,120,150,016 - Step 5: Solve for x
x = 94,195,279,815,364,120,150,016/349,579,830,827.51 - Step 6: Final answer
x = 269,452,844,554.53
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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.