Finding the Fourth Proportional to 368,332,741.74, 508,311,214.14 and 201,077,921.28
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Solution
The fourth proportional to 368,332,741.74, 508,311,214.14 and 201,077,921.28 is: 277,494,099.00
Step by Step Solution
- Step 1: Write the proportion equation
368,332,741.74 : 508,311,214.14 = 201,077,921.28 : x - Step 2: Convert to fraction form
368,332,741.74/508,311,214.14 = 201,077,921.28/x - Step 3: Cross multiply
368,332,741.74x = 508,311,214.14 × 201,077,921.28 - Step 4: Simplify right side
368,332,741.74x = 102,210,162,302,584,144 - Step 5: Solve for x
x = 102,210,162,302,584,144/368,332,741.74 - Step 6: Final answer
x = 277,494,099.00
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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.