Finding the Fourth Proportional to 329,187,133.10, 493,556,750.85 and 156,746,557.10
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Solution
The fourth proportional to 329,187,133.10, 493,556,750.85 and 156,746,557.10 is: 235,013,199.64
Step by Step Solution
- Step 1: Write the proportion equation
329,187,133.10 : 493,556,750.85 = 156,746,557.10 : x - Step 2: Convert to fraction form
329,187,133.10/493,556,750.85 = 156,746,557.10/x - Step 3: Cross multiply
329,187,133.10x = 493,556,750.85 × 156,746,557.10 - Step 4: Simplify right side
329,187,133.10x = 77,363,321,429,200,000 - Step 5: Solve for x
x = 77,363,321,429,200,000/329,187,133.10 - Step 6: Final answer
x = 235,013,199.64
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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.