Finding the Fourth Proportional to 233,103,625.40, 349,753,415.70 and 125,272,278.20
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Solution
The fourth proportional to 233,103,625.40, 349,753,415.70 and 125,272,278.20 is: 187,961,071.47
Step by Step Solution
- Step 1: Write the proportion equation
233,103,625.40 : 349,753,415.70 = 125,272,278.20 : x - Step 2: Convert to fraction form
233,103,625.40/349,753,415.70 = 125,272,278.20/x - Step 3: Cross multiply
233,103,625.40x = 349,753,415.70 × 125,272,278.20 - Step 4: Simplify right side
233,103,625.40x = 43,814,407,192,970,648 - Step 5: Solve for x
x = 43,814,407,192,970,648/233,103,625.40 - Step 6: Final answer
x = 187,961,071.47
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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.