Finding the Fourth Proportional to 8,806,956,060.79, 12,153,601,347.74 and 4,846,657,728.79
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Solution
The fourth proportional to 8,806,956,060.79, 12,153,601,347.74 and 4,846,657,728.79 is: 6,688,388,757.48
Step by Step Solution
- Step 1: Write the proportion equation
8,806,956,060.79 : 12,153,601,347.74 = 4,846,657,728.79 : x - Step 2: Convert to fraction form
8,806,956,060.79/12,153,601,347.74 = 4,846,657,728.79/x - Step 3: Cross multiply
8,806,956,060.79x = 12,153,601,347.74 × 4,846,657,728.79 - Step 4: Simplify right side
8,806,956,060.79x = 58,904,345,904,621,404,160 - Step 5: Solve for x
x = 58,904,345,904,621,404,160/8,806,956,060.79 - Step 6: Final answer
x = 6,688,388,757.48
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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.