Finding the Fourth Proportional to 539,079,958.05, 808,850,781.20 and 170,644,903.53
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Solution
The fourth proportional to 539,079,958.05, 808,850,781.20 and 170,644,903.53 is: 256,040,428.64
Step by Step Solution
- Step 1: Write the proportion equation
539,079,958.05 : 808,850,781.20 = 170,644,903.53 : x - Step 2: Convert to fraction form
539,079,958.05/808,850,781.20 = 170,644,903.53/x - Step 3: Cross multiply
539,079,958.05x = 808,850,781.20 × 170,644,903.53 - Step 4: Simplify right side
539,079,958.05x = 138,026,263,528,039,152 - Step 5: Solve for x
x = 138,026,263,528,039,152/539,079,958.05 - Step 6: Final answer
x = 256,040,428.64
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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.