Finding the Fourth Proportional to 155,370,726, 214,411,601.88 and 86,693,094
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Solution
The fourth proportional to 155,370,726, 214,411,601.88 and 86,693,094 is: 119,636,469.72
Step by Step Solution
- Step 1: Write the proportion equation
155,370,726 : 214,411,601.88 = 86,693,094 : x - Step 2: Convert to fraction form
155,370,726/214,411,601.88 = 86,693,094/x - Step 3: Cross multiply
155,370,726x = 214,411,601.88 × 86,693,094 - Step 4: Simplify right side
155,370,726x = 18,588,005,156,473,416 - Step 5: Solve for x
x = 18,588,005,156,473,416/155,370,726 - Step 6: Final answer
x = 119,636,469.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.