Finding the Fourth Proportional to 176,248,588.94, 243,212,390.53 and 97,929,464.46
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Solution
The fourth proportional to 176,248,588.94, 243,212,390.53 and 97,929,464.46 is: 135,136,736.68
Step by Step Solution
- Step 1: Write the proportion equation
176,248,588.94 : 243,212,390.53 = 97,929,464.46 : x - Step 2: Convert to fraction form
176,248,588.94/243,212,390.53 = 97,929,464.46/x - Step 3: Cross multiply
176,248,588.94x = 243,212,390.53 × 97,929,464.46 - Step 4: Simplify right side
176,248,588.94x = 23,817,659,154,639,276 - Step 5: Solve for x
x = 23,817,659,154,639,276/176,248,588.94 - Step 6: Final answer
x = 135,136,736.68
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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.