Finding the Fourth Proportional to 176,865,792.40, 265,497,754.20 and 136,654,541.20
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Solution
The fourth proportional to 176,865,792.40, 265,497,754.20 and 136,654,541.20 is: 205,135,618.92
Step by Step Solution
- Step 1: Write the proportion equation
176,865,792.40 : 265,497,754.20 = 136,654,541.20 : x - Step 2: Convert to fraction form
176,865,792.40/265,497,754.20 = 136,654,541.20/x - Step 3: Cross multiply
176,865,792.40x = 265,497,754.20 × 136,654,541.20 - Step 4: Simplify right side
176,865,792.40x = 36,281,473,789,831,368 - Step 5: Solve for x
x = 36,281,473,789,831,368/176,865,792.40 - Step 6: Final answer
x = 205,135,618.92
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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.