Finding the Fourth Proportional to 2,240,689,571.31, 3,089,277,325.53 and 1,837,317,140.76
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Solution
The fourth proportional to 2,240,689,571.31, 3,089,277,325.53 and 1,837,317,140.76 is: 2,533,140,804.26
Step by Step Solution
- Step 1: Write the proportion equation
2,240,689,571.31 : 3,089,277,325.53 = 1,837,317,140.76 : x - Step 2: Convert to fraction form
2,240,689,571.31/3,089,277,325.53 = 1,837,317,140.76/x - Step 3: Cross multiply
2,240,689,571.31x = 3,089,277,325.53 × 1,837,317,140.76 - Step 4: Simplify right side
2,240,689,571.31x = 5,675,982,182,757,479,424 - Step 5: Solve for x
x = 5,675,982,182,757,479,424/2,240,689,571.31 - Step 6: Final answer
x = 2,533,140,804.26
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1.5x scale
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.