Finding the Fourth Proportional to 4,707,797,485.21, 6,497,219,887.50 and 3,516,300,120.20
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Solution
The fourth proportional to 4,707,797,485.21, 6,497,219,887.50 and 3,516,300,120.20 is: 4,852,837,264.80
Step by Step Solution
- Step 1: Write the proportion equation
4,707,797,485.21 : 6,497,219,887.50 = 3,516,300,120.20 : x - Step 2: Convert to fraction form
4,707,797,485.21/6,497,219,887.50 = 3,516,300,120.20/x - Step 3: Cross multiply
4,707,797,485.21x = 6,497,219,887.50 × 3,516,300,120.20 - Step 4: Simplify right side
4,707,797,485.21x = 22,846,175,071,362,605,056 - Step 5: Solve for x
x = 22,846,175,071,362,605,056/4,707,797,485.21 - Step 6: Final answer
x = 4,852,837,264.80
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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.