Finding the Fourth Proportional to 157,451,865.48, 236,161,852.25 and 42,448,033.08
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Solution
The fourth proportional to 157,451,865.48, 236,161,852.25 and 42,448,033.08 is: 63,667,750.69
Step by Step Solution
- Step 1: Write the proportion equation
157,451,865.48 : 236,161,852.25 = 42,448,033.08 : x - Step 2: Convert to fraction form
157,451,865.48/236,161,852.25 = 42,448,033.08/x - Step 3: Cross multiply
157,451,865.48x = 236,161,852.25 × 42,448,033.08 - Step 4: Simplify right side
157,451,865.48x = 10,024,606,116,329,832 - Step 5: Solve for x
x = 10,024,606,116,329,832/157,451,865.48 - Step 6: Final answer
x = 63,667,750.69
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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.