Finding the Fourth Proportional to 341,828,813.36, 471,723,124.20 and 185,199,813.20
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Solution
The fourth proportional to 341,828,813.36, 471,723,124.20 and 185,199,813.20 is: 255,575,396.42
Step by Step Solution
- Step 1: Write the proportion equation
341,828,813.36 : 471,723,124.20 = 185,199,813.20 : x - Step 2: Convert to fraction form
341,828,813.36/471,723,124.20 = 185,199,813.20/x - Step 3: Cross multiply
341,828,813.36x = 471,723,124.20 × 185,199,813.20 - Step 4: Simplify right side
341,828,813.36x = 87,363,034,483,960,384 - Step 5: Solve for x
x = 87,363,034,483,960,384/341,828,813.36 - Step 6: Final answer
x = 255,575,396.42
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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.