Finding the Fourth Proportional to 134,784,258.60, 202,176,387.90 and 89,397,301.80
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Solution
The fourth proportional to 134,784,258.60, 202,176,387.90 and 89,397,301.80 is: 134,095,952.70
Step by Step Solution
- Step 1: Write the proportion equation
134,784,258.60 : 202,176,387.90 = 89,397,301.80 : x - Step 2: Convert to fraction form
134,784,258.60/202,176,387.90 = 89,397,301.80/x - Step 3: Cross multiply
134,784,258.60x = 202,176,387.90 × 89,397,301.80 - Step 4: Simplify right side
134,784,258.60x = 18,074,023,565,930,168 - Step 5: Solve for x
x = 18,074,023,565,930,168/134,784,258.60 - Step 6: Final answer
x = 134,095,952.70
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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.