Finding the Fourth Proportional to 2,529,239,817.09, 3,490,716,218.25 and 1,457,337,930.66
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Solution
The fourth proportional to 2,529,239,817.09, 3,490,716,218.25 and 1,457,337,930.66 is: 2,011,336,811.82
Step by Step Solution
- Step 1: Write the proportion equation
2,529,239,817.09 : 3,490,716,218.25 = 1,457,337,930.66 : x - Step 2: Convert to fraction form
2,529,239,817.09/3,490,716,218.25 = 1,457,337,930.66/x - Step 3: Cross multiply
2,529,239,817.09x = 3,490,716,218.25 × 1,457,337,930.66 - Step 4: Simplify right side
2,529,239,817.09x = 5,087,153,150,025,756,672 - Step 5: Solve for x
x = 5,087,153,150,025,756,672/2,529,239,817.09 - Step 6: Final answer
x = 2,011,336,811.82
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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.