Finding the Fourth Proportional to 1,461,263,313.09, 2,191,894,927.27 and 674,084,064.99
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Solution
The fourth proportional to 1,461,263,313.09, 2,191,894,927.27 and 674,084,064.99 is: 1,011,126,077.94
Step by Step Solution
- Step 1: Write the proportion equation
1,461,263,313.09 : 2,191,894,927.27 = 674,084,064.99 : x - Step 2: Convert to fraction form
1,461,263,313.09/2,191,894,927.27 = 674,084,064.99/x - Step 3: Cross multiply
1,461,263,313.09x = 2,191,894,927.27 × 674,084,064.99 - Step 4: Simplify right side
1,461,263,313.09x = 1,477,521,442,597,956,864 - Step 5: Solve for x
x = 1,477,521,442,597,956,864/1,461,263,313.09 - Step 6: Final answer
x = 1,011,126,077.94
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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.