Finding the Fourth Proportional to 149,775,938.80, 224,663,908.20 and 98,119,873.60
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Solution
The fourth proportional to 149,775,938.80, 224,663,908.20 and 98,119,873.60 is: 147,179,810.40
Step by Step Solution
- Step 1: Write the proportion equation
149,775,938.80 : 224,663,908.20 = 98,119,873.60 : x - Step 2: Convert to fraction form
149,775,938.80/224,663,908.20 = 98,119,873.60/x - Step 3: Cross multiply
149,775,938.80x = 224,663,908.20 × 98,119,873.60 - Step 4: Simplify right side
149,775,938.80x = 22,043,994,275,066,000 - Step 5: Solve for x
x = 22,043,994,275,066,000/149,775,938.80 - Step 6: Final answer
x = 147,179,810.40
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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.