Finding the Fourth Proportional to 211,488,024.08, 291,855,824.88 and 117,408,532.88
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Solution
The fourth proportional to 211,488,024.08, 291,855,824.88 and 117,408,532.88 is: 162,025,080.90
Step by Step Solution
- Step 1: Write the proportion equation
211,488,024.08 : 291,855,824.88 = 117,408,532.88 : x - Step 2: Convert to fraction form
211,488,024.08/291,855,824.88 = 117,408,532.88/x - Step 3: Cross multiply
211,488,024.08x = 291,855,824.88 × 117,408,532.88 - Step 4: Simplify right side
211,488,024.08x = 34,266,364,211,643,000 - Step 5: Solve for x
x = 34,266,364,211,643,000/211,488,024.08 - Step 6: Final answer
x = 162,025,080.90
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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.