Finding the Fourth Proportional to 83,602,351,921.20, 125,403,527,881.80 and 83,602,351,921.20
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Solution
The fourth proportional to 83,602,351,921.20, 125,403,527,881.80 and 83,602,351,921.20 is: 125,403,527,881.80
Step by Step Solution
- Step 1: Write the proportion equation
83,602,351,921.20 : 125,403,527,881.80 = 83,602,351,921.20 : x - Step 2: Convert to fraction form
83,602,351,921.20/125,403,527,881.80 = 83,602,351,921.20/x - Step 3: Cross multiply
83,602,351,921.20x = 125,403,527,881.80 × 83,602,351,921.20 - Step 4: Simplify right side
83,602,351,921.20x = 10,484,029,870,134,259,613,696 - Step 5: Solve for x
x = 10,484,029,870,134,259,613,696/83,602,351,921.20 - Step 6: Final answer
x = 125,403,527,881.80
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1.5x scale
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.