Finding the Fourth Proportional to 236,390,622.68, 354,724,109.12 and 170,747,030.36
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Solution
The fourth proportional to 236,390,622.68, 354,724,109.12 and 170,747,030.36 is: 256,220,350.64
Step by Step Solution
- Step 1: Write the proportion equation
236,390,622.68 : 354,724,109.12 = 170,747,030.36 : x - Step 2: Convert to fraction form
236,390,622.68/354,724,109.12 = 170,747,030.36/x - Step 3: Cross multiply
236,390,622.68x = 354,724,109.12 × 170,747,030.36 - Step 4: Simplify right side
236,390,622.68x = 60,568,088,230,650,272 - Step 5: Solve for x
x = 60,568,088,230,650,272/236,390,622.68 - Step 6: Final answer
x = 256,220,350.64
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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.