Finding the Fourth Proportional to 97,168,432.70, 145,752,649.05 and 25,364,848.70
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Solution
The fourth proportional to 97,168,432.70, 145,752,649.05 and 25,364,848.70 is: 38,047,273.05
Step by Step Solution
- Step 1: Write the proportion equation
97,168,432.70 : 145,752,649.05 = 25,364,848.70 : x - Step 2: Convert to fraction form
97,168,432.70/145,752,649.05 = 25,364,848.70/x - Step 3: Cross multiply
97,168,432.70x = 145,752,649.05 × 25,364,848.70 - Step 4: Simplify right side
97,168,432.70x = 3,696,993,890,777,449 - Step 5: Solve for x
x = 3,696,993,890,777,449/97,168,432.70 - Step 6: Final answer
x = 38,047,273.05
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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.