Finding the Fourth Proportional to 1,471,783,268.56, 2,031,375,227.16 and 845,596,967.08
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Solution
The fourth proportional to 1,471,783,268.56, 2,031,375,227.16 and 845,596,967.08 is: 1,167,104,401.70
Step by Step Solution
- Step 1: Write the proportion equation
1,471,783,268.56 : 2,031,375,227.16 = 845,596,967.08 : x - Step 2: Convert to fraction form
1,471,783,268.56/2,031,375,227.16 = 845,596,967.08/x - Step 3: Cross multiply
1,471,783,268.56x = 2,031,375,227.16 × 845,596,967.08 - Step 4: Simplify right side
1,471,783,268.56x = 1,717,724,731,087,942,144 - Step 5: Solve for x
x = 1,717,724,731,087,942,144/1,471,783,268.56 - Step 6: Final answer
x = 1,167,104,401.70
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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.