Finding the Fourth Proportional to 272,708,875.97, 376,327,375.94 and 153,628,694.27
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Solution
The fourth proportional to 272,708,875.97, 376,327,375.94 and 153,628,694.27 is: 212,001,472.92
Step by Step Solution
- Step 1: Write the proportion equation
272,708,875.97 : 376,327,375.94 = 153,628,694.27 : x - Step 2: Convert to fraction form
272,708,875.97/376,327,375.94 = 153,628,694.27/x - Step 3: Cross multiply
272,708,875.97x = 376,327,375.94 × 153,628,694.27 - Step 4: Simplify right side
272,708,875.97x = 57,814,683,382,220,040 - Step 5: Solve for x
x = 57,814,683,382,220,040/272,708,875.97 - Step 6: Final answer
x = 212,001,472.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.