Finding the Fourth Proportional to 480,026,317.32, 662,432,791.14 and 271,178,664.84
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Solution
The fourth proportional to 480,026,317.32, 662,432,791.14 and 271,178,664.84 is: 374,224,565.12
Step by Step Solution
- Step 1: Write the proportion equation
480,026,317.32 : 662,432,791.14 = 271,178,664.84 : x - Step 2: Convert to fraction form
480,026,317.32/662,432,791.14 = 271,178,664.84/x - Step 3: Cross multiply
480,026,317.32x = 662,432,791.14 × 271,178,664.84 - Step 4: Simplify right side
480,026,317.32x = 179,637,639,847,579,776 - Step 5: Solve for x
x = 179,637,639,847,579,776/480,026,317.32 - Step 6: Final answer
x = 374,224,565.12
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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.