Finding the Fourth Proportional to 50,246,745,643.71, 69,340,509,378.03 and 27,691,609,303.98
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Solution
The fourth proportional to 50,246,745,643.71, 69,340,509,378.03 and 27,691,609,303.98 is: 38,214,421,054.27
Step by Step Solution
- Step 1: Write the proportion equation
50,246,745,643.71 : 69,340,509,378.03 = 27,691,609,303.98 : x - Step 2: Convert to fraction form
50,246,745,643.71/69,340,509,378.03 = 27,691,609,303.98/x - Step 3: Cross multiply
50,246,745,643.71x = 69,340,509,378.03 × 27,691,609,303.98 - Step 4: Simplify right side
50,246,745,643.71x = 1,920,150,294,635,367,890,944 - Step 5: Solve for x
x = 1,920,150,294,635,367,890,944/50,246,745,643.71 - Step 6: Final answer
x = 38,214,421,054.27
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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.