Finding the Fourth Proportional to 1,367,998,519,296.70, 1,887,892,385,606.80 and 750,723,327,268.57
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Solution
The fourth proportional to 1,367,998,519,296.70, 1,887,892,385,606.80 and 750,723,327,268.57 is: 1,036,028,060,890.28
Step by Step Solution
- Step 1: Write the proportion equation
1,367,998,519,296.70 : 1,887,892,385,606.80 = 750,723,327,268.57 : x - Step 2: Convert to fraction form
1,367,998,519,296.70/1,887,892,385,606.80 = 750,723,327,268.57/x - Step 3: Cross multiply
1,367,998,519,296.70x = 1,887,892,385,606.80 × 750,723,327,268.57 - Step 4: Simplify right side
1,367,998,519,296.70x = 1,417,284,853,247,735,056,302,080 - Step 5: Solve for x
x = 1,417,284,853,247,735,056,302,080/1,367,998,519,296.70 - Step 6: Final answer
x = 1,036,028,060,890.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.