Finding the Fourth Proportional to 66,434,190.30, 99,651,285.45 and 63,564,408.90
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Solution
The fourth proportional to 66,434,190.30, 99,651,285.45 and 63,564,408.90 is: 95,346,613.35
Step by Step Solution
- Step 1: Write the proportion equation
66,434,190.30 : 99,651,285.45 = 63,564,408.90 : x - Step 2: Convert to fraction form
66,434,190.30/99,651,285.45 = 63,564,408.90/x - Step 3: Cross multiply
66,434,190.30x = 99,651,285.45 × 63,564,408.90 - Step 4: Simplify right side
66,434,190.30x = 6,334,275,055,754,421 - Step 5: Solve for x
x = 6,334,275,055,754,421/66,434,190.30 - Step 6: Final answer
x = 95,346,613.35
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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.