Finding the Fourth Proportional to 247,812,617.14, 341,982,093.08 and 136,314,880.26
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Solution
The fourth proportional to 247,812,617.14, 341,982,093.08 and 136,314,880.26 is: 188,114,909.59
Step by Step Solution
- Step 1: Write the proportion equation
247,812,617.14 : 341,982,093.08 = 136,314,880.26 : x - Step 2: Convert to fraction form
247,812,617.14/341,982,093.08 = 136,314,880.26/x - Step 3: Cross multiply
247,812,617.14x = 341,982,093.08 × 136,314,880.26 - Step 4: Simplify right side
247,812,617.14x = 46,617,248,069,264,368 - Step 5: Solve for x
x = 46,617,248,069,264,368/247,812,617.14 - Step 6: Final answer
x = 188,114,909.59
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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.