Finding the Fourth Proportional to 69,303,369,688.68, 95,639,211,712.97 and 38,404,170,651.80
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Solution
The fourth proportional to 69,303,369,688.68, 95,639,211,712.97 and 38,404,170,651.80 is: 52,998,066,675.95
Step by Step Solution
- Step 1: Write the proportion equation
69,303,369,688.68 : 95,639,211,712.97 = 38,404,170,651.80 : x - Step 2: Convert to fraction form
69,303,369,688.68/95,639,211,712.97 = 38,404,170,651.80/x - Step 3: Cross multiply
69,303,369,688.68x = 95,639,211,712.97 × 38,404,170,651.80 - Step 4: Simplify right side
69,303,369,688.68x = 3,672,944,607,628,337,610,752 - Step 5: Solve for x
x = 3,672,944,607,628,337,610,752/69,303,369,688.68 - Step 6: Final answer
x = 52,998,066,675.95
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1.5x scale
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.