Finding the Fourth Proportional to 148,270,479.98, 204,614,926.79 and 84,699,238.24
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Solution
The fourth proportional to 148,270,479.98, 204,614,926.79 and 84,699,238.24 is: 116,885,899.56
Step by Step Solution
- Step 1: Write the proportion equation
148,270,479.98 : 204,614,926.79 = 84,699,238.24 : x - Step 2: Convert to fraction form
148,270,479.98/204,614,926.79 = 84,699,238.24/x - Step 3: Cross multiply
148,270,479.98x = 204,614,926.79 × 84,699,238.24 - Step 4: Simplify right side
148,270,479.98x = 17,330,728,430,623,292 - Step 5: Solve for x
x = 17,330,728,430,623,292/148,270,479.98 - Step 6: Final answer
x = 116,885,899.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.