Finding the Fourth Proportional to 9,440,808,395.47, 13,028,357,197.98 and 5,211,755,035.36
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Solution
The fourth proportional to 9,440,808,395.47, 13,028,357,197.98 and 5,211,755,035.36 is: 7,192,244,920.64
Step by Step Solution
- Step 1: Write the proportion equation
9,440,808,395.47 : 13,028,357,197.98 = 5,211,755,035.36 : x - Step 2: Convert to fraction form
9,440,808,395.47/13,028,357,197.98 = 5,211,755,035.36/x - Step 3: Cross multiply
9,440,808,395.47x = 13,028,357,197.98 × 5,211,755,035.36 - Step 4: Simplify right side
9,440,808,395.47x = 67,900,606,229,008,392,192 - Step 5: Solve for x
x = 67,900,606,229,008,392,192/9,440,808,395.47 - Step 6: Final answer
x = 7,192,244,920.64
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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.