Finding the Fourth Proportional to 451,066,130,313.20, 676,897,274,830.60 and 212,369,042,122.41
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Solution
The fourth proportional to 451,066,130,313.20, 676,897,274,830.60 and 212,369,042,122.41 is: 318,693,903,643.86
Step by Step Solution
- Step 1: Write the proportion equation
451,066,130,313.20 : 676,897,274,830.60 = 212,369,042,122.41 : x - Step 2: Convert to fraction form
451,066,130,313.20/676,897,274,830.60 = 212,369,042,122.41/x - Step 3: Cross multiply
451,066,130,313.20x = 676,897,274,830.60 × 212,369,042,122.41 - Step 4: Simplify right side
451,066,130,313.20x = 143,752,025,871,044,222,910,464 - Step 5: Solve for x
x = 143,752,025,871,044,222,910,464/451,066,130,313.20 - Step 6: Final answer
x = 318,693,903,643.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.