Finding the Fourth Proportional to 7,363,973,538.06, 10,162,283,093.84 and 3,976,882,501.79
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Solution
The fourth proportional to 7,363,973,538.06, 10,162,283,093.84 and 3,976,882,501.79 is: 5,488,097,642.55
Step by Step Solution
- Step 1: Write the proportion equation
7,363,973,538.06 : 10,162,283,093.84 = 3,976,882,501.79 : x - Step 2: Convert to fraction form
7,363,973,538.06/10,162,283,093.84 = 3,976,882,501.79/x - Step 3: Cross multiply
7,363,973,538.06x = 10,162,283,093.84 × 3,976,882,501.79 - Step 4: Simplify right side
7,363,973,538.06x = 40,414,205,814,057,943,040 - Step 5: Solve for x
x = 40,414,205,814,057,943,040/7,363,973,538.06 - Step 6: Final answer
x = 5,488,097,642.55
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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.