Finding the Fourth Proportional to 6,402,376,846.18, 8,835,090,289.29 and 3,544,646,424.46
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Solution
The fourth proportional to 6,402,376,846.18, 8,835,090,289.29 and 3,544,646,424.46 is: 4,891,507,006.87
Step by Step Solution
- Step 1: Write the proportion equation
6,402,376,846.18 : 8,835,090,289.29 = 3,544,646,424.46 : x - Step 2: Convert to fraction form
6,402,376,846.18/8,835,090,289.29 = 3,544,646,424.46/x - Step 3: Cross multiply
6,402,376,846.18x = 8,835,090,289.29 × 3,544,646,424.46 - Step 4: Simplify right side
6,402,376,846.18x = 31,317,271,203,713,069,056 - Step 5: Solve for x
x = 31,317,271,203,713,069,056/6,402,376,846.18 - Step 6: Final answer
x = 4,891,507,006.87
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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.