Finding the Fourth Proportional to 96,564,695.40, 144,847,043.10 and 65,953,693.80
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Solution
The fourth proportional to 96,564,695.40, 144,847,043.10 and 65,953,693.80 is: 98,930,540.70
Step by Step Solution
- Step 1: Write the proportion equation
96,564,695.40 : 144,847,043.10 = 65,953,693.80 : x - Step 2: Convert to fraction form
96,564,695.40/144,847,043.10 = 65,953,693.80/x - Step 3: Cross multiply
96,564,695.40x = 144,847,043.10 × 65,953,693.80 - Step 4: Simplify right side
96,564,695.40x = 9,553,197,528,452,802 - Step 5: Solve for x
x = 9,553,197,528,452,802/96,564,695.40 - Step 6: Final answer
x = 98,930,540.70
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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.