Finding the Fourth Proportional to 19,126,353,506.48, 26,402,832,479.84 and 12,355,474,216.66
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Solution
The fourth proportional to 19,126,353,506.48, 26,402,832,479.84 and 12,355,474,216.66 is: 17,056,022,510.56
Step by Step Solution
- Step 1: Write the proportion equation
19,126,353,506.48 : 26,402,832,479.84 = 12,355,474,216.66 : x - Step 2: Convert to fraction form
19,126,353,506.48/26,402,832,479.84 = 12,355,474,216.66/x - Step 3: Cross multiply
19,126,353,506.48x = 26,402,832,479.84 × 12,355,474,216.66 - Step 4: Simplify right side
19,126,353,506.48x = 326,219,515,951,456,321,536 - Step 5: Solve for x
x = 326,219,515,951,456,321,536/19,126,353,506.48 - Step 6: Final answer
x = 17,056,022,510.56
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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.