Finding the Fourth Proportional to 417,509,041.97, 576,128,877.53 and 241,308,449.82
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Solution
The fourth proportional to 417,509,041.97, 576,128,877.53 and 241,308,449.82 is: 332,986,240.67
Step by Step Solution
- Step 1: Write the proportion equation
417,509,041.97 : 576,128,877.53 = 241,308,449.82 : x - Step 2: Convert to fraction form
417,509,041.97/576,128,877.53 = 241,308,449.82/x - Step 3: Cross multiply
417,509,041.97x = 576,128,877.53 × 241,308,449.82 - Step 4: Simplify right side
417,509,041.97x = 139,024,766,332,094,384 - Step 5: Solve for x
x = 139,024,766,332,094,384/417,509,041.97 - Step 6: Final answer
x = 332,986,240.67
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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.