Finding the Fourth Proportional to 249,844,365,052.76, 344,785,223,772.84 and 142,916,310,088.75
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Solution
The fourth proportional to 249,844,365,052.76, 344,785,223,772.84 and 142,916,310,088.75 is: 197,224,507,922.49
Step by Step Solution
- Step 1: Write the proportion equation
249,844,365,052.76 : 344,785,223,772.84 = 142,916,310,088.75 : x - Step 2: Convert to fraction form
249,844,365,052.76/344,785,223,772.84 = 142,916,310,088.75/x - Step 3: Cross multiply
249,844,365,052.76x = 344,785,223,772.84 × 142,916,310,088.75 - Step 4: Simplify right side
249,844,365,052.76x = 49,275,431,954,738,267,029,504 - Step 5: Solve for x
x = 49,275,431,954,738,267,029,504/249,844,365,052.76 - Step 6: Final answer
x = 197,224,507,922.49
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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.