Finding the Fourth Proportional to 171,153,061.44, 256,740,331.40 and 48,340,995.08
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Solution
The fourth proportional to 171,153,061.44, 256,740,331.40 and 48,340,995.08 is: 72,514,525.84
Step by Step Solution
- Step 1: Write the proportion equation
171,153,061.44 : 256,740,331.40 = 48,340,995.08 : x - Step 2: Convert to fraction form
171,153,061.44/256,740,331.40 = 48,340,995.08/x - Step 3: Cross multiply
171,153,061.44x = 256,740,331.40 × 48,340,995.08 - Step 4: Simplify right side
171,153,061.44x = 12,411,083,097,044,970 - Step 5: Solve for x
x = 12,411,083,097,044,970/171,153,061.44 - Step 6: Final answer
x = 72,514,525.84
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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.