Finding the Fourth Proportional to 4,255,038,351.21, 6,386,430,657.54 and 2,264,751,346.20
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Solution
The fourth proportional to 4,255,038,351.21, 6,386,430,657.54 and 2,264,751,346.20 is: 3,399,188,499.67
Step by Step Solution
- Step 1: Write the proportion equation
4,255,038,351.21 : 6,386,430,657.54 = 2,264,751,346.20 : x - Step 2: Convert to fraction form
4,255,038,351.21/6,386,430,657.54 = 2,264,751,346.20/x - Step 3: Cross multiply
4,255,038,351.21x = 6,386,430,657.54 × 2,264,751,346.20 - Step 4: Simplify right side
4,255,038,351.21x = 14,463,677,429,076,664,320 - Step 5: Solve for x
x = 14,463,677,429,076,664,320/4,255,038,351.21 - Step 6: Final answer
x = 3,399,188,499.67
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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.