Finding the Fourth Proportional to 177,789,401.40, 266,684,102.10 and 158,515,807.80
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Solution
The fourth proportional to 177,789,401.40, 266,684,102.10 and 158,515,807.80 is: 237,773,711.70
Step by Step Solution
- Step 1: Write the proportion equation
177,789,401.40 : 266,684,102.10 = 158,515,807.80 : x - Step 2: Convert to fraction form
177,789,401.40/266,684,102.10 = 158,515,807.80/x - Step 3: Cross multiply
177,789,401.40x = 266,684,102.10 × 158,515,807.80 - Step 4: Simplify right side
177,789,401.40x = 42,273,645,871,799,176 - Step 5: Solve for x
x = 42,273,645,871,799,176/177,789,401.40 - Step 6: Final answer
x = 237,773,711.70
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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.