Finding the Fourth Proportional to 66,402,664,803,963, 91,638,557,929,209 and 36,772,395,270,345
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Solution
The fourth proportional to 66,402,664,803,963, 91,638,557,929,209 and 36,772,395,270,345 is: 50,747,500,633,079.55
Step by Step Solution
- Step 1: Write the proportion equation
66,402,664,803,963 : 91,638,557,929,209 = 36,772,395,270,345 : x - Step 2: Convert to fraction form
66,402,664,803,963/91,638,557,929,209 = 36,772,395,270,345/x - Step 3: Cross multiply
66,402,664,803,963x = 91,638,557,929,209 × 36,772,395,270,345 - Step 4: Simplify right side
66,402,664,803,963x = 3,369,769,274,177,281,515,277,254,656 - Step 5: Solve for x
x = 3,369,769,274,177,281,515,277,254,656/66,402,664,803,963 - Step 6: Final answer
x = 50,747,500,633,079.55
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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.