Finding the Fourth Proportional to 575,615,341.85, 794,351,548.85 and 311,297,329.31
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Solution
The fourth proportional to 575,615,341.85, 794,351,548.85 and 311,297,329.31 is: 429,591,599.99
Step by Step Solution
- Step 1: Write the proportion equation
575,615,341.85 : 794,351,548.85 = 311,297,329.31 : x - Step 2: Convert to fraction form
575,615,341.85/794,351,548.85 = 311,297,329.31/x - Step 3: Cross multiply
575,615,341.85x = 794,351,548.85 × 311,297,329.31 - Step 4: Simplify right side
575,615,341.85x = 247,279,515,684,738,784 - Step 5: Solve for x
x = 247,279,515,684,738,784/575,615,341.85 - Step 6: Final answer
x = 429,591,599.99
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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.