Finding the Fourth Proportional to 576,178,081.99, 795,145,024.98 and 353,116,660.15
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Solution
The fourth proportional to 576,178,081.99, 795,145,024.98 and 353,116,660.15 is: 487,312,801.95
Step by Step Solution
- Step 1: Write the proportion equation
576,178,081.99 : 795,145,024.98 = 353,116,660.15 : x - Step 2: Convert to fraction form
576,178,081.99/795,145,024.98 = 353,116,660.15/x - Step 3: Cross multiply
576,178,081.99x = 795,145,024.98 × 353,116,660.15 - Step 4: Simplify right side
576,178,081.99x = 280,778,955,555,825,920 - Step 5: Solve for x
x = 280,778,955,555,825,920/576,178,081.99 - Step 6: Final answer
x = 487,312,801.95
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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.