Finding the Fourth Proportional to 3,402,783,014.40, 5,104,174,521.60 and 2,858,587,430.40
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Solution
The fourth proportional to 3,402,783,014.40, 5,104,174,521.60 and 2,858,587,430.40 is: 4,287,881,145.60
Step by Step Solution
- Step 1: Write the proportion equation
3,402,783,014.40 : 5,104,174,521.60 = 2,858,587,430.40 : x - Step 2: Convert to fraction form
3,402,783,014.40/5,104,174,521.60 = 2,858,587,430.40/x - Step 3: Cross multiply
3,402,783,014.40x = 5,104,174,521.60 × 2,858,587,430.40 - Step 4: Simplify right side
3,402,783,014.40x = 14,590,729,130,013,693,952 - Step 5: Solve for x
x = 14,590,729,130,013,693,952/3,402,783,014.40 - Step 6: Final answer
x = 4,287,881,145.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.