Finding the Fourth Proportional to 417,509,053.74, 576,128,893.74 and 241,308,461.58
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Solution
The fourth proportional to 417,509,053.74, 576,128,893.74 and 241,308,461.58 is: 332,986,256.88
Step by Step Solution
- Step 1: Write the proportion equation
417,509,053.74 : 576,128,893.74 = 241,308,461.58 : x - Step 2: Convert to fraction form
417,509,053.74/576,128,893.74 = 241,308,461.58/x - Step 3: Cross multiply
417,509,053.74x = 576,128,893.74 × 241,308,461.58 - Step 4: Simplify right side
417,509,053.74x = 139,024,777,020,186,704 - Step 5: Solve for x
x = 139,024,777,020,186,704/417,509,053.74 - Step 6: Final answer
x = 332,986,256.88
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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.