Finding the Fourth Proportional to 7,804,488,857.58, 10,769,915,959.16 and 4,417,325,423.93
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Solution
The fourth proportional to 7,804,488,857.58, 10,769,915,959.16 and 4,417,325,423.93 is: 6,095,751,361.56
Step by Step Solution
- Step 1: Write the proportion equation
7,804,488,857.58 : 10,769,915,959.16 = 4,417,325,423.93 : x - Step 2: Convert to fraction form
7,804,488,857.58/10,769,915,959.16 = 4,417,325,423.93/x - Step 3: Cross multiply
7,804,488,857.58x = 10,769,915,959.16 × 4,417,325,423.93 - Step 4: Simplify right side
7,804,488,857.58x = 47,574,223,579,910,987,776 - Step 5: Solve for x
x = 47,574,223,579,910,987,776/7,804,488,857.58 - Step 6: Final answer
x = 6,095,751,361.56
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1.5x scale
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.