Finding the Fourth Proportional to 1,045,276,224.39, 1,569,003,917.04 and 463,419,090.99
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Solution
The fourth proportional to 1,045,276,224.39, 1,569,003,917.04 and 463,419,090.99 is: 695,611,697.68
Step by Step Solution
- Step 1: Write the proportion equation
1,045,276,224.39 : 1,569,003,917.04 = 463,419,090.99 : x - Step 2: Convert to fraction form
1,045,276,224.39/1,569,003,917.04 = 463,419,090.99/x - Step 3: Cross multiply
1,045,276,224.39x = 1,569,003,917.04 × 463,419,090.99 - Step 4: Simplify right side
1,045,276,224.39x = 727,106,368,994,426,112 - Step 5: Solve for x
x = 727,106,368,994,426,112/1,045,276,224.39 - Step 6: Final answer
x = 695,611,697.68
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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.