Finding the Fourth Proportional to 2,781,116,355.42, 4,171,027,350.62 and 1,035,141,351.66
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Solution
The fourth proportional to 2,781,116,355.42, 4,171,027,350.62 and 1,035,141,351.66 is: 1,552,471,143.86
Step by Step Solution
- Step 1: Write the proportion equation
2,781,116,355.42 : 4,171,027,350.62 = 1,035,141,351.66 : x - Step 2: Convert to fraction form
2,781,116,355.42/4,171,027,350.62 = 1,035,141,351.66/x - Step 3: Cross multiply
2,781,116,355.42x = 4,171,027,350.62 × 1,035,141,351.66 - Step 4: Simplify right side
2,781,116,355.42x = 4,317,602,889,505,584,128 - Step 5: Solve for x
x = 4,317,602,889,505,584,128/2,781,116,355.42 - Step 6: Final answer
x = 1,552,471,143.86
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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.