Finding the Fourth Proportional to 149,252,022.90, 223,878,034.35 and 97,595,957.70
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Solution
The fourth proportional to 149,252,022.90, 223,878,034.35 and 97,595,957.70 is: 146,393,936.55
Step by Step Solution
- Step 1: Write the proportion equation
149,252,022.90 : 223,878,034.35 = 97,595,957.70 : x - Step 2: Convert to fraction form
149,252,022.90/223,878,034.35 = 97,595,957.70/x - Step 3: Cross multiply
149,252,022.90x = 223,878,034.35 × 97,595,957.70 - Step 4: Simplify right side
149,252,022.90x = 21,849,591,170,381,748 - Step 5: Solve for x
x = 21,849,591,170,381,748/149,252,022.90 - Step 6: Final answer
x = 146,393,936.55
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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.