Finding the Fourth Proportional to 157,807,544,012.64, 236,750,784,378.66 and 46,012,519,155.84
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Solution
The fourth proportional to 157,807,544,012.64, 236,750,784,378.66 and 46,012,519,155.84 is: 69,030,286,666.84
Step by Step Solution
- Step 1: Write the proportion equation
157,807,544,012.64 : 236,750,784,378.66 = 46,012,519,155.84 : x - Step 2: Convert to fraction form
157,807,544,012.64/236,750,784,378.66 = 46,012,519,155.84/x - Step 3: Cross multiply
157,807,544,012.64x = 236,750,784,378.66 × 46,012,519,155.84 - Step 4: Simplify right side
157,807,544,012.64x = 10,893,500,001,383,237,025,792 - Step 5: Solve for x
x = 10,893,500,001,383,237,025,792/157,807,544,012.64 - Step 6: Final answer
x = 69,030,286,666.84
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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.