Finding the Fourth Proportional to 7,838,248,804.96, 11,759,075,713.12 and 2,863,962,668.80
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Solution
The fourth proportional to 7,838,248,804.96, 11,759,075,713.12 and 2,863,962,668.80 is: 4,296,566,069.79
Step by Step Solution
- Step 1: Write the proportion equation
7,838,248,804.96 : 11,759,075,713.12 = 2,863,962,668.80 : x - Step 2: Convert to fraction form
7,838,248,804.96/11,759,075,713.12 = 2,863,962,668.80/x - Step 3: Cross multiply
7,838,248,804.96x = 11,759,075,713.12 × 2,863,962,668.80 - Step 4: Simplify right side
7,838,248,804.96x = 33,677,553,861,968,424,960 - Step 5: Solve for x
x = 33,677,553,861,968,424,960/7,838,248,804.96 - Step 6: Final answer
x = 4,296,566,069.79
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1.5x scale
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.