Finding the Fourth Proportional to 2,431,570,252.80, 3,355,569,818.62 and 1,317,736,346.92
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Solution
The fourth proportional to 2,431,570,252.80, 3,355,569,818.62 and 1,317,736,346.92 is: 1,818,477,713.95
Step by Step Solution
- Step 1: Write the proportion equation
2,431,570,252.80 : 3,355,569,818.62 = 1,317,736,346.92 : x - Step 2: Convert to fraction form
2,431,570,252.80/3,355,569,818.62 = 1,317,736,346.92/x - Step 3: Cross multiply
2,431,570,252.80x = 3,355,569,818.62 × 1,317,736,346.92 - Step 4: Simplify right side
2,431,570,252.80x = 4,421,756,314,623,325,696 - Step 5: Solve for x
x = 4,421,756,314,623,325,696/2,431,570,252.80 - Step 6: Final answer
x = 1,818,477,713.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.