Finding the Fourth Proportional to 95,718,941.80, 143,578,412.70 and 93,593,177.80
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Solution
The fourth proportional to 95,718,941.80, 143,578,412.70 and 93,593,177.80 is: 140,389,766.70
Step by Step Solution
- Step 1: Write the proportion equation
95,718,941.80 : 143,578,412.70 = 93,593,177.80 : x - Step 2: Convert to fraction form
95,718,941.80/143,578,412.70 = 93,593,177.80/x - Step 3: Cross multiply
95,718,941.80x = 143,578,412.70 × 93,593,177.80 - Step 4: Simplify right side
95,718,941.80x = 13,437,959,908,072,876 - Step 5: Solve for x
x = 13,437,959,908,072,876/95,718,941.80 - Step 6: Final answer
x = 140,389,766.70
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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.