Finding the Fourth Proportional to 133,058,812.30, 199,588,218.45 and 97,227,004.30
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Solution
The fourth proportional to 133,058,812.30, 199,588,218.45 and 97,227,004.30 is: 145,840,506.45
Step by Step Solution
- Step 1: Write the proportion equation
133,058,812.30 : 199,588,218.45 = 97,227,004.30 : x - Step 2: Convert to fraction form
133,058,812.30/199,588,218.45 = 97,227,004.30/x - Step 3: Cross multiply
133,058,812.30x = 199,588,218.45 × 97,227,004.30 - Step 4: Simplify right side
133,058,812.30x = 19,405,364,573,467,488 - Step 5: Solve for x
x = 19,405,364,573,467,488/133,058,812.30 - Step 6: Final answer
x = 145,840,506.45
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Similar ratio
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1.5x scale
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.