Finding the Fourth Proportional to 134,314,541.20, 201,471,811.80 and 123,564,998.80
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Solution
The fourth proportional to 134,314,541.20, 201,471,811.80 and 123,564,998.80 is: 185,347,498.20
Step by Step Solution
- Step 1: Write the proportion equation
134,314,541.20 : 201,471,811.80 = 123,564,998.80 : x - Step 2: Convert to fraction form
134,314,541.20/201,471,811.80 = 123,564,998.80/x - Step 3: Cross multiply
134,314,541.20x = 201,471,811.80 × 123,564,998.80 - Step 4: Simplify right side
134,314,541.20x = 24,894,864,183,300,828 - Step 5: Solve for x
x = 24,894,864,183,300,828/134,314,541.20 - Step 6: Final answer
x = 185,347,498.20
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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.