Finding the Fourth Proportional to 2,425,605,353.68, 3,347,345,473.14 and 1,311,771,447.40
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Solution
The fourth proportional to 2,425,605,353.68, 3,347,345,473.14 and 1,311,771,447.40 is: 1,810,250,051.43
Step by Step Solution
- Step 1: Write the proportion equation
2,425,605,353.68 : 3,347,345,473.14 = 1,311,771,447.40 : x - Step 2: Convert to fraction form
2,425,605,353.68/3,347,345,473.14 = 1,311,771,447.40/x - Step 3: Cross multiply
2,425,605,353.68x = 3,347,345,473.14 × 1,311,771,447.40 - Step 4: Simplify right side
2,425,605,353.68x = 4,390,952,216,248,695,808 - Step 5: Solve for x
x = 4,390,952,216,248,695,808/2,425,605,353.68 - Step 6: Final answer
x = 1,810,250,051.43
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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.