Finding the Fourth Proportional to 99,656,342.70, 149,484,514.05 and 93,279,050.70
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Solution
The fourth proportional to 99,656,342.70, 149,484,514.05 and 93,279,050.70 is: 139,918,576.05
Step by Step Solution
- Step 1: Write the proportion equation
99,656,342.70 : 149,484,514.05 = 93,279,050.70 : x - Step 2: Convert to fraction form
99,656,342.70/149,484,514.05 = 93,279,050.70/x - Step 3: Cross multiply
99,656,342.70x = 149,484,514.05 × 93,279,050.70 - Step 4: Simplify right side
99,656,342.70x = 13,943,773,564,934,814 - Step 5: Solve for x
x = 13,943,773,564,934,814/99,656,342.70 - Step 6: Final answer
x = 139,918,576.05
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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.