Finding the Fourth Proportional to 3,552,183,137.20, 5,318,071,038.60 and 2,174,688,065.20
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Solution
The fourth proportional to 3,552,183,137.20, 5,318,071,038.60 and 2,174,688,065.20 is: 3,255,785,293.39
Step by Step Solution
- Step 1: Write the proportion equation
3,552,183,137.20 : 5,318,071,038.60 = 2,174,688,065.20 : x - Step 2: Convert to fraction form
3,552,183,137.20/5,318,071,038.60 = 2,174,688,065.20/x - Step 3: Cross multiply
3,552,183,137.20x = 5,318,071,038.60 × 2,174,688,065.20 - Step 4: Simplify right side
3,552,183,137.20x = 11,565,145,617,529,188,352 - Step 5: Solve for x
x = 11,565,145,617,529,188,352/3,552,183,137.20 - Step 6: Final answer
x = 3,255,785,293.39
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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.