Finding the Fourth Proportional to 134,660,378.12, 201,999,071.52 and 56,922,787.17
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Solution
The fourth proportional to 134,660,378.12, 201,999,071.52 and 56,922,787.17 is: 85,387,775.66
Step by Step Solution
- Step 1: Write the proportion equation
134,660,378.12 : 201,999,071.52 = 56,922,787.17 : x - Step 2: Convert to fraction form
134,660,378.12/201,999,071.52 = 56,922,787.17/x - Step 3: Cross multiply
134,660,378.12x = 201,999,071.52 × 56,922,787.17 - Step 4: Simplify right side
134,660,378.12x = 11,498,350,156,670,570 - Step 5: Solve for x
x = 11,498,350,156,670,570/134,660,378.12 - Step 6: Final answer
x = 85,387,775.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.