Finding the Fourth Proportional to 337,212,767.93, 465,095,963.58 and 290,248,495.70
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Solution
The fourth proportional to 337,212,767.93, 465,095,963.58 and 290,248,495.70 is: 400,321,152.17
Step by Step Solution
- Step 1: Write the proportion equation
337,212,767.93 : 465,095,963.58 = 290,248,495.70 : x - Step 2: Convert to fraction form
337,212,767.93/465,095,963.58 = 290,248,495.70/x - Step 3: Cross multiply
337,212,767.93x = 465,095,963.58 × 290,248,495.70 - Step 4: Simplify right side
337,212,767.93x = 134,993,403,785,236,976 - Step 5: Solve for x
x = 134,993,403,785,236,976/337,212,767.93 - Step 6: Final answer
x = 400,321,152.17
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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.