Finding the Fourth Proportional to 1,214,268,177.34, 1,675,690,646.21 and 657,351,225.01
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Solution
The fourth proportional to 1,214,268,177.34, 1,675,690,646.21 and 657,351,225.01 is: 907,144,994.47
Step by Step Solution
- Step 1: Write the proportion equation
1,214,268,177.34 : 1,675,690,646.21 = 657,351,225.01 : x - Step 2: Convert to fraction form
1,214,268,177.34/1,675,690,646.21 = 657,351,225.01/x - Step 3: Cross multiply
1,214,268,177.34x = 1,675,690,646.21 × 657,351,225.01 - Step 4: Simplify right side
1,214,268,177.34x = 1,101,517,299,023,942,016 - Step 5: Solve for x
x = 1,101,517,299,023,942,016/1,214,268,177.34 - Step 6: Final answer
x = 907,144,994.47
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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.