Finding the Fourth Proportional to 479,260,425,560.95, 661,400,177,246.04 and 265,404,315,632.95
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Solution
The fourth proportional to 479,260,425,560.95, 661,400,177,246.04 and 265,404,315,632.95 is: 366,269,468,621.45
Step by Step Solution
- Step 1: Write the proportion equation
479,260,425,560.95 : 661,400,177,246.04 = 265,404,315,632.95 : x - Step 2: Convert to fraction form
479,260,425,560.95/661,400,177,246.04 = 265,404,315,632.95/x - Step 3: Cross multiply
479,260,425,560.95x = 661,400,177,246.04 × 265,404,315,632.95 - Step 4: Simplify right side
479,260,425,560.95x = 175,538,461,401,497,083,052,032 - Step 5: Solve for x
x = 175,538,461,401,497,083,052,032/479,260,425,560.95 - Step 6: Final answer
x = 366,269,468,621.45
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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.