Finding the Fourth Proportional to 195,418,844.40, 293,128,266.60 and 67,768,028.40
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Solution
The fourth proportional to 195,418,844.40, 293,128,266.60 and 67,768,028.40 is: 101,652,042.60
Step by Step Solution
- Step 1: Write the proportion equation
195,418,844.40 : 293,128,266.60 = 67,768,028.40 : x - Step 2: Convert to fraction form
195,418,844.40/293,128,266.60 = 67,768,028.40/x - Step 3: Cross multiply
195,418,844.40x = 293,128,266.60 × 67,768,028.40 - Step 4: Simplify right side
195,418,844.40x = 19,864,724,695,791,576 - Step 5: Solve for x
x = 19,864,724,695,791,576/195,418,844.40 - Step 6: Final answer
x = 101,652,042.60
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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.