Finding the Fourth Proportional to 83,231,952.44, 124,875,655.43 and 27,905,262.14
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Solution
The fourth proportional to 83,231,952.44, 124,875,655.43 and 27,905,262.14 is: 41,867,189.20
Step by Step Solution
- Step 1: Write the proportion equation
83,231,952.44 : 124,875,655.43 = 27,905,262.14 : x - Step 2: Convert to fraction form
83,231,952.44/124,875,655.43 = 27,905,262.14/x - Step 3: Cross multiply
83,231,952.44x = 124,875,655.43 × 27,905,262.14 - Step 4: Simplify right side
83,231,952.44x = 3,484,687,899,851,127 - Step 5: Solve for x
x = 3,484,687,899,851,127/83,231,952.44 - Step 6: Final answer
x = 41,867,189.20
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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.