Finding the Fourth Proportional to 454,226,463.56, 681,345,102.12 and 126,682,048.06
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Solution
The fourth proportional to 454,226,463.56, 681,345,102.12 and 126,682,048.06 is: 190,024,580.02
Step by Step Solution
- Step 1: Write the proportion equation
454,226,463.56 : 681,345,102.12 = 126,682,048.06 : x - Step 2: Convert to fraction form
454,226,463.56/681,345,102.12 = 126,682,048.06/x - Step 3: Cross multiply
454,226,463.56x = 681,345,102.12 × 126,682,048.06 - Step 4: Simplify right side
454,226,463.56x = 86,314,192,972,211,456 - Step 5: Solve for x
x = 86,314,192,972,211,456/454,226,463.56 - Step 6: Final answer
x = 190,024,580.02
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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.