Finding the Fourth Proportional to 149,330,877.40, 224,164,277.70 and 115,402,634.20
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Solution
The fourth proportional to 149,330,877.40, 224,164,277.70 and 115,402,634.20 is: 173,233,751.72
Step by Step Solution
- Step 1: Write the proportion equation
149,330,877.40 : 224,164,277.70 = 115,402,634.20 : x - Step 2: Convert to fraction form
149,330,877.40/224,164,277.70 = 115,402,634.20/x - Step 3: Cross multiply
149,330,877.40x = 224,164,277.70 × 115,402,634.20 - Step 4: Simplify right side
149,330,877.40x = 25,869,148,140,120,316 - Step 5: Solve for x
x = 25,869,148,140,120,316/149,330,877.40 - Step 6: Final answer
x = 173,233,751.72
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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.