Finding the Fourth Proportional to 164,507,207.60, 246,716,574.60 and 68,749,281.20
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Solution
The fourth proportional to 164,507,207.60, 246,716,574.60 and 68,749,281.20 is: 103,105,434.78
Step by Step Solution
- Step 1: Write the proportion equation
164,507,207.60 : 246,716,574.60 = 68,749,281.20 : x - Step 2: Convert to fraction form
164,507,207.60/246,716,574.60 = 68,749,281.20/x - Step 3: Cross multiply
164,507,207.60x = 246,716,574.60 × 68,749,281.20 - Step 4: Simplify right side
164,507,207.60x = 16,961,587,163,876,178 - Step 5: Solve for x
x = 16,961,587,163,876,178/164,507,207.60 - Step 6: Final answer
x = 103,105,434.78
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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.