Finding the Fourth Proportional to 52,491,719,030.96, 72,430,779,792.44 and 31,881,183,584.06
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Solution
The fourth proportional to 52,491,719,030.96, 72,430,779,792.44 and 31,881,183,584.06 is: 43,991,300,538.99
Step by Step Solution
- Step 1: Write the proportion equation
52,491,719,030.96 : 72,430,779,792.44 = 31,881,183,584.06 : x - Step 2: Convert to fraction form
52,491,719,030.96/72,430,779,792.44 = 31,881,183,584.06/x - Step 3: Cross multiply
52,491,719,030.96x = 72,430,779,792.44 × 31,881,183,584.06 - Step 4: Simplify right side
52,491,719,030.96x = 2,309,178,987,699,040,944,128 - Step 5: Solve for x
x = 2,309,178,987,699,040,944,128/52,491,719,030.96 - Step 6: Final answer
x = 43,991,300,538.99
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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.