Finding the Fourth Proportional to 353,136,222.15, 529,360,668 and 168,856,102.95
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Solution
The fourth proportional to 353,136,222.15, 529,360,668 and 168,856,102.95 is: 253,119,826.99
Step by Step Solution
- Step 1: Write the proportion equation
353,136,222.15 : 529,360,668 = 168,856,102.95 : x - Step 2: Convert to fraction form
353,136,222.15/529,360,668 = 168,856,102.95/x - Step 3: Cross multiply
353,136,222.15x = 529,360,668 × 168,856,102.95 - Step 4: Simplify right side
353,136,222.15x = 89,385,779,453,488,768 - Step 5: Solve for x
x = 89,385,779,453,488,768/353,136,222.15 - Step 6: Final answer
x = 253,119,826.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.