Finding the Fourth Proportional to 122,292,116,683.80, 183,438,175,025.70 and 83,110,034,635.80
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Solution
The fourth proportional to 122,292,116,683.80, 183,438,175,025.70 and 83,110,034,635.80 is: 124,665,051,953.70
Step by Step Solution
- Step 1: Write the proportion equation
122,292,116,683.80 : 183,438,175,025.70 = 83,110,034,635.80 : x - Step 2: Convert to fraction form
122,292,116,683.80/183,438,175,025.70 = 83,110,034,635.80/x - Step 3: Cross multiply
122,292,116,683.80x = 183,438,175,025.70 × 83,110,034,635.80 - Step 4: Simplify right side
122,292,116,683.80x = 15,245,553,079,913,870,786,560 - Step 5: Solve for x
x = 15,245,553,079,913,870,786,560/122,292,116,683.80 - Step 6: Final answer
x = 124,665,051,953.70
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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.