Finding the Fourth Proportional to 195,504,985.10, 293,570,821.65 and 155,448,562.70
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Solution
The fourth proportional to 195,504,985.10, 293,570,821.65 and 155,448,562.70 is: 233,421,987.95
Step by Step Solution
- Step 1: Write the proportion equation
195,504,985.10 : 293,570,821.65 = 155,448,562.70 : x - Step 2: Convert to fraction form
195,504,985.10/293,570,821.65 = 155,448,562.70/x - Step 3: Cross multiply
195,504,985.10x = 293,570,821.65 × 155,448,562.70 - Step 4: Simplify right side
195,504,985.10x = 45,635,162,276,150,536 - Step 5: Solve for x
x = 45,635,162,276,150,536/195,504,985.10 - Step 6: Final answer
x = 233,421,987.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.