Finding the Fourth Proportional to 783,336,386,384.95, 1,175,541,305,161 and 273,395,153,348.05
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Solution
The fourth proportional to 783,336,386,384.95, 1,175,541,305,161 and 273,395,153,348.05 is: 410,280,054,619.50
Step by Step Solution
- Step 1: Write the proportion equation
783,336,386,384.95 : 1,175,541,305,161 = 273,395,153,348.05 : x - Step 2: Convert to fraction form
783,336,386,384.95/1,175,541,305,161 = 273,395,153,348.05/x - Step 3: Cross multiply
783,336,386,384.95x = 1,175,541,305,161 × 273,395,153,348.05 - Step 4: Simplify right side
783,336,386,384.95x = 321,387,295,391,458,426,617,856 - Step 5: Solve for x
x = 321,387,295,391,458,426,617,856/783,336,386,384.95 - Step 6: Final answer
x = 410,280,054,619.50
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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.