Finding the Fourth Proportional to 501,571,437.48, 752,059,108.74 and 190,701,809.18
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Solution
The fourth proportional to 501,571,437.48, 752,059,108.74 and 190,701,809.18 is: 285,939,393.54
Step by Step Solution
- Step 1: Write the proportion equation
501,571,437.48 : 752,059,108.74 = 190,701,809.18 : x - Step 2: Convert to fraction form
501,571,437.48/752,059,108.74 = 190,701,809.18/x - Step 3: Cross multiply
501,571,437.48x = 752,059,108.74 × 190,701,809.18 - Step 4: Simplify right side
501,571,437.48x = 143,419,032,651,017,984 - Step 5: Solve for x
x = 143,419,032,651,017,984/501,571,437.48 - Step 6: Final answer
x = 285,939,393.54
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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.