Finding the Fourth Proportional to 148,270,480.73, 204,614,927.83 and 84,699,238.99
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Solution
The fourth proportional to 148,270,480.73, 204,614,927.83 and 84,699,238.99 is: 116,885,900.59
Step by Step Solution
- Step 1: Write the proportion equation
148,270,480.73 : 204,614,927.83 = 84,699,238.99 : x - Step 2: Convert to fraction form
148,270,480.73/204,614,927.83 = 84,699,238.99/x - Step 3: Cross multiply
148,270,480.73x = 204,614,927.83 × 84,699,238.99 - Step 4: Simplify right side
148,270,480.73x = 17,330,728,671,748,200 - Step 5: Solve for x
x = 17,330,728,671,748,200/148,270,480.73 - Step 6: Final answer
x = 116,885,900.59
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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.