Finding the Fourth Proportional to 9,861,948,437.19, 14,798,008,548.92 and 4,622,088,980.67
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Solution
The fourth proportional to 9,861,948,437.19, 14,798,008,548.92 and 4,622,088,980.67 is: 6,935,517,122.75
Step by Step Solution
- Step 1: Write the proportion equation
9,861,948,437.19 : 14,798,008,548.92 = 4,622,088,980.67 : x - Step 2: Convert to fraction form
9,861,948,437.19/14,798,008,548.92 = 4,622,088,980.67/x - Step 3: Cross multiply
9,861,948,437.19x = 14,798,008,548.92 × 4,622,088,980.67 - Step 4: Simplify right side
9,861,948,437.19x = 68,397,712,249,823,592,448 - Step 5: Solve for x
x = 68,397,712,249,823,592,448/9,861,948,437.19 - Step 6: Final answer
x = 6,935,517,122.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.