Finding the Fourth Proportional to 341,828,752.86, 471,723,040.71 and 185,199,752.70
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Solution
The fourth proportional to 341,828,752.86, 471,723,040.71 and 185,199,752.70 is: 255,575,312.94
Step by Step Solution
- Step 1: Write the proportion equation
341,828,752.86 : 471,723,040.71 = 185,199,752.70 : x - Step 2: Convert to fraction form
341,828,752.86/471,723,040.71 = 185,199,752.70/x - Step 3: Cross multiply
341,828,752.86x = 471,723,040.71 × 185,199,752.70 - Step 4: Simplify right side
341,828,752.86x = 87,362,990,482,384,016 - Step 5: Solve for x
x = 87,362,990,482,384,016/341,828,752.86 - Step 6: Final answer
x = 255,575,312.94
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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.