Finding the Fourth Proportional to 2,378,020,944.06, 3,567,470,184.18 and 782,745,335.46
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Solution
The fourth proportional to 2,378,020,944.06, 3,567,470,184.18 and 782,745,335.46 is: 1,174,262,427.35
Step by Step Solution
- Step 1: Write the proportion equation
2,378,020,944.06 : 3,567,470,184.18 = 782,745,335.46 : x - Step 2: Convert to fraction form
2,378,020,944.06/3,567,470,184.18 = 782,745,335.46/x - Step 3: Cross multiply
2,378,020,944.06x = 3,567,470,184.18 × 782,745,335.46 - Step 4: Simplify right side
2,378,020,944.06x = 2,792,420,646,059,522,048 - Step 5: Solve for x
x = 2,792,420,646,059,522,048/2,378,020,944.06 - Step 6: Final answer
x = 1,174,262,427.35
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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.