Finding the Fourth Proportional to 195,607,801.80, 293,411,702.70 and 104,908,537.80
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Solution
The fourth proportional to 195,607,801.80, 293,411,702.70 and 104,908,537.80 is: 157,362,806.70
Step by Step Solution
- Step 1: Write the proportion equation
195,607,801.80 : 293,411,702.70 = 104,908,537.80 : x - Step 2: Convert to fraction form
195,607,801.80/293,411,702.70 = 104,908,537.80/x - Step 3: Cross multiply
195,607,801.80x = 293,411,702.70 × 104,908,537.80 - Step 4: Simplify right side
195,607,801.80x = 30,781,392,703,665,308 - Step 5: Solve for x
x = 30,781,392,703,665,308/195,607,801.80 - Step 6: Final answer
x = 157,362,806.70
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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.