Finding the Fourth Proportional to 1,656,269,337.63, 2,285,659,099.50 and 903,580,232.13
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Solution
The fourth proportional to 1,656,269,337.63, 2,285,659,099.50 and 903,580,232.13 is: 1,246,944,764.82
Step by Step Solution
- Step 1: Write the proportion equation
1,656,269,337.63 : 2,285,659,099.50 = 903,580,232.13 : x - Step 2: Convert to fraction form
1,656,269,337.63/2,285,659,099.50 = 903,580,232.13/x - Step 3: Cross multiply
1,656,269,337.63x = 2,285,659,099.50 × 903,580,232.13 - Step 4: Simplify right side
1,656,269,337.63x = 2,065,276,379,696,256,768 - Step 5: Solve for x
x = 2,065,276,379,696,256,768/1,656,269,337.63 - Step 6: Final answer
x = 1,246,944,764.82
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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.