Finding the Fourth Proportional to 673,998,071.80, 1,010,997,107.70 and 597,470,567.80
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Solution
The fourth proportional to 673,998,071.80, 1,010,997,107.70 and 597,470,567.80 is: 896,205,851.70
Step by Step Solution
- Step 1: Write the proportion equation
673,998,071.80 : 1,010,997,107.70 = 597,470,567.80 : x - Step 2: Convert to fraction form
673,998,071.80/1,010,997,107.70 = 597,470,567.80/x - Step 3: Cross multiply
673,998,071.80x = 1,010,997,107.70 × 597,470,567.80 - Step 4: Simplify right side
673,998,071.80x = 604,041,015,981,676,672 - Step 5: Solve for x
x = 604,041,015,981,676,672/673,998,071.80 - Step 6: Final answer
x = 896,205,851.70
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1.5x scale
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.