Finding the Fourth Proportional to 2,470,311,804.20, 3,708,337,487.70 and 1,488,846,565.40
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Solution
The fourth proportional to 2,470,311,804.20, 3,708,337,487.70 and 1,488,846,565.40 is: 2,234,999,453.32
Step by Step Solution
- Step 1: Write the proportion equation
2,470,311,804.20 : 3,708,337,487.70 = 1,488,846,565.40 : x - Step 2: Convert to fraction form
2,470,311,804.20/3,708,337,487.70 = 1,488,846,565.40/x - Step 3: Cross multiply
2,470,311,804.20x = 3,708,337,487.70 × 1,488,846,565.40 - Step 4: Simplify right side
2,470,311,804.20x = 5,521,145,531,906,209,792 - Step 5: Solve for x
x = 5,521,145,531,906,209,792/2,470,311,804.20 - Step 6: Final answer
x = 2,234,999,453.32
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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.