Finding the Fourth Proportional to 73,384,881.60, 110,077,322.40 and 68,849,918.40
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Solution
The fourth proportional to 73,384,881.60, 110,077,322.40 and 68,849,918.40 is: 103,274,877.60
Step by Step Solution
- Step 1: Write the proportion equation
73,384,881.60 : 110,077,322.40 = 68,849,918.40 : x - Step 2: Convert to fraction form
73,384,881.60/110,077,322.40 = 68,849,918.40/x - Step 3: Cross multiply
73,384,881.60x = 110,077,322.40 × 68,849,918.40 - Step 4: Simplify right side
73,384,881.60x = 7,578,814,664,930,493 - Step 5: Solve for x
x = 7,578,814,664,930,493/73,384,881.60 - Step 6: Final answer
x = 103,274,877.60
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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.