Finding the Fourth Proportional to 135,918,117.30, 203,877,175.95 and 135,918,117.30
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Solution
The fourth proportional to 135,918,117.30, 203,877,175.95 and 135,918,117.30 is: 203,877,175.95
Step by Step Solution
- Step 1: Write the proportion equation
135,918,117.30 : 203,877,175.95 = 135,918,117.30 : x - Step 2: Convert to fraction form
135,918,117.30/203,877,175.95 = 135,918,117.30/x - Step 3: Cross multiply
135,918,117.30x = 203,877,175.95 × 135,918,117.30 - Step 4: Simplify right side
135,918,117.30x = 27,710,601,915,564,840 - Step 5: Solve for x
x = 27,710,601,915,564,840/135,918,117.30 - Step 6: Final answer
x = 203,877,175.95
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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.