Finding the Fourth Proportional to 8,801,105,502.96, 12,148,684,800.84 and 5,232,803,896.44
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Solution
The fourth proportional to 8,801,105,502.96, 12,148,684,800.84 and 5,232,803,896.44 is: 7,223,147,721.74
Step by Step Solution
- Step 1: Write the proportion equation
8,801,105,502.96 : 12,148,684,800.84 = 5,232,803,896.44 : x - Step 2: Convert to fraction form
8,801,105,502.96/12,148,684,800.84 = 5,232,803,896.44/x - Step 3: Cross multiply
8,801,105,502.96x = 12,148,684,800.84 × 5,232,803,896.44 - Step 4: Simplify right side
8,801,105,502.96x = 63,571,685,162,456,956,928 - Step 5: Solve for x
x = 63,571,685,162,456,956,928/8,801,105,502.96 - Step 6: Final answer
x = 7,223,147,721.74
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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.