Finding the Fourth Proportional to 2,379,456,073.60, 3,569,184,110.40 and 2,218,212,937.60
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Solution
The fourth proportional to 2,379,456,073.60, 3,569,184,110.40 and 2,218,212,937.60 is: 3,327,319,406.40
Step by Step Solution
- Step 1: Write the proportion equation
2,379,456,073.60 : 3,569,184,110.40 = 2,218,212,937.60 : x - Step 2: Convert to fraction form
2,379,456,073.60/3,569,184,110.40 = 2,218,212,937.60/x - Step 3: Cross multiply
2,379,456,073.60x = 3,569,184,110.40 × 2,218,212,937.60 - Step 4: Simplify right side
2,379,456,073.60x = 7,917,210,370,365,626,368 - Step 5: Solve for x
x = 7,917,210,370,365,626,368/2,379,456,073.60 - Step 6: Final answer
x = 3,327,319,406.40
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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.