Finding the Fourth Proportional to 233,111,544.40, 349,765,294.20 and 125,280,197.20
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Solution
The fourth proportional to 233,111,544.40, 349,765,294.20 and 125,280,197.20 is: 187,972,951.51
Step by Step Solution
- Step 1: Write the proportion equation
233,111,544.40 : 349,765,294.20 = 125,280,197.20 : x - Step 2: Convert to fraction form
233,111,544.40/349,765,294.20 = 125,280,197.20/x - Step 3: Cross multiply
233,111,544.40x = 349,765,294.20 × 125,280,197.20 - Step 4: Simplify right side
233,111,544.40x = 43,818,665,031,092,016 - Step 5: Solve for x
x = 43,818,665,031,092,016/233,111,544.40 - Step 6: Final answer
x = 187,972,951.51
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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.