Finding the Fourth Proportional to 2,105,174,458.24, 2,905,163,741.76 and 1,165,392,799.36
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Solution
The fourth proportional to 2,105,174,458.24, 2,905,163,741.76 and 1,165,392,799.36 is: 1,608,254,789.70
Step by Step Solution
- Step 1: Write the proportion equation
2,105,174,458.24 : 2,905,163,741.76 = 1,165,392,799.36 : x - Step 2: Convert to fraction form
2,105,174,458.24/2,905,163,741.76 = 1,165,392,799.36/x - Step 3: Cross multiply
2,105,174,458.24x = 2,905,163,741.76 × 1,165,392,799.36 - Step 4: Simplify right side
2,105,174,458.24x = 3,385,656,905,608,858,624 - Step 5: Solve for x
x = 3,385,656,905,608,858,624/2,105,174,458.24 - Step 6: Final answer
x = 1,608,254,789.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.