Finding the Fourth Proportional to 454,544,346.29, 627,270,927.58 and 245,700,492.17
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Solution
The fourth proportional to 454,544,346.29, 627,270,927.58 and 245,700,492.17 is: 339,066,533.09
Step by Step Solution
- Step 1: Write the proportion equation
454,544,346.29 : 627,270,927.58 = 245,700,492.17 : x - Step 2: Convert to fraction form
454,544,346.29/627,270,927.58 = 245,700,492.17/x - Step 3: Cross multiply
454,544,346.29x = 627,270,927.58 × 245,700,492.17 - Step 4: Simplify right side
454,544,346.29x = 154,120,775,632,213,728 - Step 5: Solve for x
x = 154,120,775,632,213,728/454,544,346.29 - Step 6: Final answer
x = 339,066,533.09
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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.