Finding the Fourth Proportional to 776,247,103.08, 1,164,394,292.04 and 303,527,270.70
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Solution
The fourth proportional to 776,247,103.08, 1,164,394,292.04 and 303,527,270.70 is: 455,300,148.73
Step by Step Solution
- Step 1: Write the proportion equation
776,247,103.08 : 1,164,394,292.04 = 303,527,270.70 : x - Step 2: Convert to fraction form
776,247,103.08/1,164,394,292.04 = 303,527,270.70/x - Step 3: Cross multiply
776,247,103.08x = 1,164,394,292.04 × 303,527,270.70 - Step 4: Simplify right side
776,247,103.08x = 353,425,421,481,559,936 - Step 5: Solve for x
x = 353,425,421,481,559,936/776,247,103.08 - Step 6: Final answer
x = 455,300,148.73
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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.