Finding the Fourth Proportional to 249,728,896.80, 374,593,345.20 and 245,424,224.70
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Solution
The fourth proportional to 249,728,896.80, 374,593,345.20 and 245,424,224.70 is: 368,136,337.05
Step by Step Solution
- Step 1: Write the proportion equation
249,728,896.80 : 374,593,345.20 = 245,424,224.70 : x - Step 2: Convert to fraction form
249,728,896.80/374,593,345.20 = 245,424,224.70/x - Step 3: Cross multiply
249,728,896.80x = 374,593,345.20 × 245,424,224.70 - Step 4: Simplify right side
249,728,896.80x = 91,934,281,323,489,456 - Step 5: Solve for x
x = 91,934,281,323,489,456/249,728,896.80 - Step 6: Final answer
x = 368,136,337.05
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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.