Finding the Fourth Proportional to 1,348,019,879.40, 2,022,029,819.10 and 1,130,341,645.80
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Solution
The fourth proportional to 1,348,019,879.40, 2,022,029,819.10 and 1,130,341,645.80 is: 1,695,512,468.70
Step by Step Solution
- Step 1: Write the proportion equation
1,348,019,879.40 : 2,022,029,819.10 = 1,130,341,645.80 : x - Step 2: Convert to fraction form
1,348,019,879.40/2,022,029,819.10 = 1,130,341,645.80/x - Step 3: Cross multiply
1,348,019,879.40x = 2,022,029,819.10 × 1,130,341,645.80 - Step 4: Simplify right side
1,348,019,879.40x = 2,285,584,513,578,170,112 - Step 5: Solve for x
x = 2,285,584,513,578,170,112/1,348,019,879.40 - Step 6: Final answer
x = 1,695,512,468.70
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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.