Finding the Fourth Proportional to 294,031,885.80, 441,047,828.70 and 121,845,001.80
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Solution
The fourth proportional to 294,031,885.80, 441,047,828.70 and 121,845,001.80 is: 182,767,502.70
Step by Step Solution
- Step 1: Write the proportion equation
294,031,885.80 : 441,047,828.70 = 121,845,001.80 : x - Step 2: Convert to fraction form
294,031,885.80/441,047,828.70 = 121,845,001.80/x - Step 3: Cross multiply
294,031,885.80x = 441,047,828.70 × 121,845,001.80 - Step 4: Simplify right side
294,031,885.80x = 53,739,473,481,837,592 - Step 5: Solve for x
x = 53,739,473,481,837,592/294,031,885.80 - Step 6: Final answer
x = 182,767,502.70
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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.