Finding the Fourth Proportional to 124,744,460.49, 186,203,013.15 and 110,018,427.21
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Solution
The fourth proportional to 124,744,460.49, 186,203,013.15 and 110,018,427.21 is: 164,221,822.50
Step by Step Solution
- Step 1: Write the proportion equation
124,744,460.49 : 186,203,013.15 = 110,018,427.21 : x - Step 2: Convert to fraction form
124,744,460.49/186,203,013.15 = 110,018,427.21/x - Step 3: Cross multiply
124,744,460.49x = 186,203,013.15 × 110,018,427.21 - Step 4: Simplify right side
124,744,460.49x = 20,485,762,648,525,948 - Step 5: Solve for x
x = 20,485,762,648,525,948/124,744,460.49 - Step 6: Final answer
x = 164,221,822.50
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.