Finding the Fourth Proportional to 172,425,102.01, 258,671,778.72 and 63,251,226.59
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Solution
The fourth proportional to 172,425,102.01, 258,671,778.72 and 63,251,226.59 is: 94,889,358.32
Step by Step Solution
- Step 1: Write the proportion equation
172,425,102.01 : 258,671,778.72 = 63,251,226.59 : x - Step 2: Convert to fraction form
172,425,102.01/258,671,778.72 = 63,251,226.59/x - Step 3: Cross multiply
172,425,102.01x = 258,671,778.72 × 63,251,226.59 - Step 4: Simplify right side
172,425,102.01x = 16,361,307,288,716,012 - Step 5: Solve for x
x = 16,361,307,288,716,012/172,425,102.01 - Step 6: Final answer
x = 94,889,358.32
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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.