Finding the Fourth Proportional to 490,005,234, 676,198,671.62 and 266,988,761.62
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Solution
The fourth proportional to 490,005,234, 676,198,671.62 and 266,988,761.62 is: 368,439,831.69
Step by Step Solution
- Step 1: Write the proportion equation
490,005,234 : 676,198,671.62 = 266,988,761.62 : x - Step 2: Convert to fraction form
490,005,234/676,198,671.62 = 266,988,761.62/x - Step 3: Cross multiply
490,005,234x = 676,198,671.62 × 266,988,761.62 - Step 4: Simplify right side
490,005,234x = 180,537,445,941,887,392 - Step 5: Solve for x
x = 180,537,445,941,887,392/490,005,234 - Step 6: Final answer
x = 368,439,831.69
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.