Finding the Fourth Proportional to 306,849,759.30, 460,271,489.67 and 177,374,985.30
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Solution
The fourth proportional to 306,849,759.30, 460,271,489.67 and 177,374,985.30 is: 266,060,657.50
Step by Step Solution
- Step 1: Write the proportion equation
306,849,759.30 : 460,271,489.67 = 177,374,985.30 : x - Step 2: Convert to fraction form
306,849,759.30/460,271,489.67 = 177,374,985.30/x - Step 3: Cross multiply
306,849,759.30x = 460,271,489.67 × 177,374,985.30 - Step 4: Simplify right side
306,849,759.30x = 81,640,648,714,225,360 - Step 5: Solve for x
x = 81,640,648,714,225,360/306,849,759.30 - Step 6: Final answer
x = 266,060,657.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.