Finding the Fourth Proportional to 1,156,578,332,413.40, 1,596,056,626,763.40 and 635,722,616,036.02
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Solution
The fourth proportional to 1,156,578,332,413.40, 1,596,056,626,763.40 and 635,722,616,036.02 is: 877,285,407,889.68
Step by Step Solution
- Step 1: Write the proportion equation
1,156,578,332,413.40 : 1,596,056,626,763.40 = 635,722,616,036.02 : x - Step 2: Convert to fraction form
1,156,578,332,413.40/1,596,056,626,763.40 = 635,722,616,036.02/x - Step 3: Cross multiply
1,156,578,332,413.40x = 1,596,056,626,763.40 × 635,722,616,036.02 - Step 4: Simplify right side
1,156,578,332,413.40x = 1,014,649,294,107,654,190,268,416 - Step 5: Solve for x
x = 1,014,649,294,107,654,190,268,416/1,156,578,332,413.40 - Step 6: Final answer
x = 877,285,407,889.68
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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.