Finding the Fourth Proportional to 454,544,346.48, 627,270,927.84 and 245,700,492.36
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Solution
The fourth proportional to 454,544,346.48, 627,270,927.84 and 245,700,492.36 is: 339,066,533.35
Step by Step Solution
- Step 1: Write the proportion equation
454,544,346.48 : 627,270,927.84 = 245,700,492.36 : x - Step 2: Convert to fraction form
454,544,346.48/627,270,927.84 = 245,700,492.36/x - Step 3: Cross multiply
454,544,346.48x = 627,270,927.84 × 245,700,492.36 - Step 4: Simplify right side
454,544,346.48x = 154,120,775,813,402,048 - Step 5: Solve for x
x = 154,120,775,813,402,048/454,544,346.48 - Step 6: Final answer
x = 339,066,533.35
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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.