Finding the Fourth Proportional to 97,996,847.20, 146,995,270.80 and 26,193,263.20
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Solution
The fourth proportional to 97,996,847.20, 146,995,270.80 and 26,193,263.20 is: 39,289,894.80
Step by Step Solution
- Step 1: Write the proportion equation
97,996,847.20 : 146,995,270.80 = 26,193,263.20 : x - Step 2: Convert to fraction form
97,996,847.20/146,995,270.80 = 26,193,263.20/x - Step 3: Cross multiply
97,996,847.20x = 146,995,270.80 × 26,193,263.20 - Step 4: Simplify right side
97,996,847.20x = 3,850,285,817,219,675 - Step 5: Solve for x
x = 3,850,285,817,219,675/97,996,847.20 - Step 6: Final answer
x = 39,289,894.80
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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.