Finding the Fourth Proportional to 701,035,268.13, 967,368,404.61 and 387,691,487.19
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Solution
The fourth proportional to 701,035,268.13, 967,368,404.61 and 387,691,487.19 is: 534,980,923.92
Step by Step Solution
- Step 1: Write the proportion equation
701,035,268.13 : 967,368,404.61 = 387,691,487.19 : x - Step 2: Convert to fraction form
701,035,268.13/967,368,404.61 = 387,691,487.19/x - Step 3: Cross multiply
701,035,268.13x = 967,368,404.61 × 387,691,487.19 - Step 4: Simplify right side
701,035,268.13x = 375,040,495,443,868,544 - Step 5: Solve for x
x = 375,040,495,443,868,544/701,035,268.13 - Step 6: Final answer
x = 534,980,923.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.