Finding the Fourth Proportional to 1,177,106,845.68, 1,765,047,182.04 and 555,155,083.26
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Solution
The fourth proportional to 1,177,106,845.68, 1,765,047,182.04 and 555,155,083.26 is: 832,443,476.90
Step by Step Solution
- Step 1: Write the proportion equation
1,177,106,845.68 : 1,765,047,182.04 = 555,155,083.26 : x - Step 2: Convert to fraction form
1,177,106,845.68/1,765,047,182.04 = 555,155,083.26/x - Step 3: Cross multiply
1,177,106,845.68x = 1,765,047,182.04 × 555,155,083.26 - Step 4: Simplify right side
1,177,106,845.68x = 979,874,915,303,244,544 - Step 5: Solve for x
x = 979,874,915,303,244,544/1,177,106,845.68 - Step 6: Final answer
x = 832,443,476.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.