Finding the Fourth Proportional to 9,610,886,105.40, 13,264,366,502.70 and 6,943,296,888.12
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Solution
The fourth proportional to 9,610,886,105.40, 13,264,366,502.70 and 6,943,296,888.12 is: 9,582,720,432.96
Step by Step Solution
- Step 1: Write the proportion equation
9,610,886,105.40 : 13,264,366,502.70 = 6,943,296,888.12 : x - Step 2: Convert to fraction form
9,610,886,105.40/13,264,366,502.70 = 6,943,296,888.12/x - Step 3: Cross multiply
9,610,886,105.40x = 13,264,366,502.70 × 6,943,296,888.12 - Step 4: Simplify right side
9,610,886,105.40x = 92,098,434,661,080,088,576 - Step 5: Solve for x
x = 92,098,434,661,080,088,576/9,610,886,105.40 - Step 6: Final answer
x = 9,582,720,432.96
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Double scale
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1.5x scale
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.