Finding the Fourth Proportional to 149,987,789.16, 224,934,988.59 and 52,920,755.12
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Solution
The fourth proportional to 149,987,789.16, 224,934,988.59 and 52,920,755.12 is: 79,364,657.05
Step by Step Solution
- Step 1: Write the proportion equation
149,987,789.16 : 224,934,988.59 = 52,920,755.12 : x - Step 2: Convert to fraction form
149,987,789.16/224,934,988.59 = 52,920,755.12/x - Step 3: Cross multiply
149,987,789.16x = 224,934,988.59 × 52,920,755.12 - Step 4: Simplify right side
149,987,789.16x = 11,903,729,447,966,710 - Step 5: Solve for x
x = 11,903,729,447,966,710/149,987,789.16 - Step 6: Final answer
x = 79,364,657.05
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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.