Finding the Fourth Proportional to 437,925,787.06, 604,272,578.29 and 265,977,388.12
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Solution
The fourth proportional to 437,925,787.06, 604,272,578.29 and 265,977,388.12 is: 367,009,312.62
Step by Step Solution
- Step 1: Write the proportion equation
437,925,787.06 : 604,272,578.29 = 265,977,388.12 : x - Step 2: Convert to fraction form
437,925,787.06/604,272,578.29 = 265,977,388.12/x - Step 3: Cross multiply
437,925,787.06x = 604,272,578.29 × 265,977,388.12 - Step 4: Simplify right side
437,925,787.06x = 160,722,842,086,569,536 - Step 5: Solve for x
x = 160,722,842,086,569,536/437,925,787.06 - Step 6: Final answer
x = 367,009,312.62
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1.5x scale
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.