Finding the Fourth Proportional to 293,589,113.99, 440,092,781.62 and 137,864,159.15
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Solution
The fourth proportional to 293,589,113.99, 440,092,781.62 and 137,864,159.15 is: 206,659,642.31
Step by Step Solution
- Step 1: Write the proportion equation
293,589,113.99 : 440,092,781.62 = 137,864,159.15 : x - Step 2: Convert to fraction form
293,589,113.99/440,092,781.62 = 137,864,159.15/x - Step 3: Cross multiply
293,589,113.99x = 440,092,781.62 × 137,864,159.15 - Step 4: Simplify right side
293,589,113.99x = 60,673,021,283,136,096 - Step 5: Solve for x
x = 60,673,021,283,136,096/293,589,113.99 - Step 6: Final answer
x = 206,659,642.31
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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.