Finding the Fourth Proportional to 93,302,576.10, 128,783,164.74 and 54,156,964.35
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Solution
The fourth proportional to 93,302,576.10, 128,783,164.74 and 54,156,964.35 is: 74,751,475.82
Step by Step Solution
- Step 1: Write the proportion equation
93,302,576.10 : 128,783,164.74 = 54,156,964.35 : x - Step 2: Convert to fraction form
93,302,576.10/128,783,164.74 = 54,156,964.35/x - Step 3: Cross multiply
93,302,576.10x = 128,783,164.74 × 54,156,964.35 - Step 4: Simplify right side
93,302,576.10x = 6,974,505,261,704,357 - Step 5: Solve for x
x = 6,974,505,261,704,357/93,302,576.10 - Step 6: Final answer
x = 74,751,475.82
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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.