Finding the Fourth Proportional to 1,156,578,332,414.40, 1,596,056,626,764.80 and 635,722,616,037.02
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Solution
The fourth proportional to 1,156,578,332,414.40, 1,596,056,626,764.80 and 635,722,616,037.02 is: 877,285,407,891.07
Step by Step Solution
- Step 1: Write the proportion equation
1,156,578,332,414.40 : 1,596,056,626,764.80 = 635,722,616,037.02 : x - Step 2: Convert to fraction form
1,156,578,332,414.40/1,596,056,626,764.80 = 635,722,616,037.02/x - Step 3: Cross multiply
1,156,578,332,414.40x = 1,596,056,626,764.80 × 635,722,616,037.02 - Step 4: Simplify right side
1,156,578,332,414.40x = 1,014,649,294,110,140,305,244,160 - Step 5: Solve for x
x = 1,014,649,294,110,140,305,244,160/1,156,578,332,414.40 - Step 6: Final answer
x = 877,285,407,891.07
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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.