Finding the Fourth Proportional to 70,124,863.00, 96,770,454.61 and 39,185,286.52
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Solution
The fourth proportional to 70,124,863.00, 96,770,454.61 and 39,185,286.52 is: 54,074,658.09
Step by Step Solution
- Step 1: Write the proportion equation
70,124,863.00 : 96,770,454.61 = 39,185,286.52 : x - Step 2: Convert to fraction form
70,124,863.00/96,770,454.61 = 39,185,286.52/x - Step 3: Cross multiply
70,124,863.00x = 96,770,454.61 × 39,185,286.52 - Step 4: Simplify right side
70,124,863.00x = 3,791,977,989,883,726.50 - Step 5: Solve for x
x = 3,791,977,989,883,726.50/70,124,863.00 - Step 6: Final answer
x = 54,074,658.09
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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.