Finding the Fourth Proportional to 1,259,714,537.80, 1,889,571,806.70 and 797,148,291.40
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Solution
The fourth proportional to 1,259,714,537.80, 1,889,571,806.70 and 797,148,291.40 is: 1,195,722,437.10
Step by Step Solution
- Step 1: Write the proportion equation
1,259,714,537.80 : 1,889,571,806.70 = 797,148,291.40 : x - Step 2: Convert to fraction form
1,259,714,537.80/1,889,571,806.70 = 797,148,291.40/x - Step 3: Cross multiply
1,259,714,537.80x = 1,889,571,806.70 × 797,148,291.40 - Step 4: Simplify right side
1,259,714,537.80x = 1,506,268,937,188,516,096 - Step 5: Solve for x
x = 1,506,268,937,188,516,096/1,259,714,537.80 - Step 6: Final answer
x = 1,195,722,437.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.